1: Snowboarding, World Cup, Shukolovo, Russia.
1: Freestyle skiing, World Cup, Jisan, South Korea.
1-4: Men's and women's college swimming and diving, NAIA Championships, St. Charles, Mo.
1-5: Men's bowling, PBA Pepsi Championship, Fairlawn, Ohio.
2-5: Men's golf, PGA Tour, Ford Championship, Miami.
2-5: Men's golf, Asian Tour, Amby Valley Masters, Sahara Lake City, India.
3: Freestyle skiing, World Cup, Davos, Switzerland.
3: Track and field, IAAF Indoor, Gaz de France Indoor, Lievin, France.
3: Track and field, IAAF Indoor Area, Telstra A-series, Brisbane, Australia.
3-4: College wrestling, NAIA Championships, Sioux City, Iowa.
3-4: Snowboarding, World Cup, St. Petersburg, Russia.
3-4: College wrestling, NCAA Division III championship, Ewing, N.J.
3-5: Women's skiing, World Cup alpine, giant slalom, two Super Gs and combined, Hafjell-Kvitfjell, Norway.
3-5: Diving, FINA Grand Prix, Rostock, Germany.
3-5: Speedskating, World Cup Final, Heerenveen, Netherlands.
3-5: Auto racing, Mexican Rally.
3-20: International baseball, World Baseball Classic, various sites.
4-5: Men's skiing, World Cup alpine, two giant slaloms, Yongpyong, South Korea.
4-5: Cross-country skiing, World Cup, Mora, Sweden.
4-5: Men's skiing, World Cup nordic combined, Lahti, Finland.
4-5: Ski jumping, World Cup, Lahti, Finland.
4: Dogsled, Iditarod, Anchorage, Alaska.
4: Freestyle skiing, World Cup, Grindelwald, Switzerland.
4: Auto racing, Grand Am Rolex event, Mexico City.
4-11: Boxing, U.S. Championships, Colorado Springs.
5: Auto Racing, NASCAR Busch, TBA, Mexico City.
5: Freestyle skiing, World Cup, Inawashiro, Japan.
5: Running, IAAF World Cross Country, Fukuoka, Japan.
5-12: Cycling, ProTour, Paris-Nice, France.
6-19: Men's and women's tennis, Pacific Life Open, Indian Wells, Calif.
7: Ski jumping, World Cup, Kuopio, Finland.
7: Cross-country skiing, World Cup, Borlaenge, Sweden.
8: Cross-country skiing, World Cup, Falun, Sweden.
8-11: College skiing, men's and women's NCAA championship, Steamboat Springs, Colo.
8-11: Men's and women's college swimming and diving, NCAA Division II championship, Indianapolis.
8-12: Biathlon, World Cup, Pokljuka, Slovenia.
8-14: Cycling, ProTour, Tirreno-Adriatico, Italy.
8-14: Women's college basketball NAIA Division II Championships, Sioux City, Iowa.
8-14: Men's college basketball NAIA Division II Championships, Point Lookout, Mo.
9: Cross-country skiing, World Cup, Drammen, Norway.
9: Ice hockey, NHL trade deadline.
9: Track and field, IAAF, Grand Prix, Telstra A-Series, Melbourne, Australia.
9-11: Women's college swimming and diving, NCAA Division III championship, Minneapolis.
9-11: Men's and women's track and field, NAIA Indoor Championships, Johnson City, Tenn.
9-12: Diving, FINA Grand Prix, Electrostal, Russia.
9-12: Snowboarding, World Cup, Lake Placid, N.Y.
9-12: Men's golf, PGA Tour, Honda Classic, Palm Beach Gardens, Fla.
10: Ski jumping, World Cup, Lillehammer, Norway.
10-11: Men's skiing, World Cup alpine, two slaloms, Shiga Kogen, Japan.
10-11: Women's skiing, World Cup alpine, two slaloms, Levi, Finland.
10-11: Men's and women's college track, NCAA Division I Indoor championship, Fayetteville, Ark.
10-11: Men's and women's college track, NCAA Division II Indoor championship, Boston.
10-11: Men's and women's college track, NCAA Division III Indoor championship, Northfield, Minn.
10-11: College wrestling, NCAA Division II championship, Findlay, Ohio.
10-12: Track and field, IAAF, World Indoor Championships, Moscow.
10-12: Men's golf, PGA Champions Tour, AT&T Classic, Valencia, Calif.
10-12: Women's golf, MasterCard Classic, Mexico City.
10-19: Paralympic Winter Games, Turin, Italy.
11: Cross-country skiing, World Cup, Oslo, Norway.
11: Freestyle skiing, World Cup, Sierra Nevada, Spain.
11: Auto Racing, NASCAR Busch, Sam's Town 300, Las Vegas.
11-12: Men's skiing, World Cup nordic combined, Oslo, Norway.
12: Auto Racing, F1, Bahrain Grand Prix, Sakhir.
12: Auto racing, NASCAR Nextel, UAW-Daimler Chrysler 400, Las Vegas.
12: Men's and women's college basketball, NCAA Division I tournament and NIT pairings announced.
13: Ski jumping, World Cup, Oslo, Norway.
14: Men's college basketball, NCAA Division I basketball tournament opening round, Dayton, Ohio.
14: Men's college basketball, NIT opening round, various campus sites.
15: Cross-country skiing, World Cup, Changchun, China.
15-19: Men's bowling, PBA Ace Hardware Championship, Taylor, Mich.
15-26: Commonwealth Games, Melbourne, Australia.
15-19: Men's and women's skiing, World Cup alpine, downhill, slalom, giant slalom and Super G, Are, Sweden.
15-21: Men's college basketball, NAIA Division I Championships, Kansas City, Mo.
15-21: Women's college basketball, NAIA Division I Championships, Jackson, Tenn.
16: Men's college basketball, NCAA Division I basketball tournament first round starts, various sites.
16-18: Women's college swimming and diving, NCAA Division I championship, Atlanta.
16-18: Men's college swimming and diving, NCAA Division III championship, Minneapolis.
16-18: College wrestling, NCAA Division I championship, Oklahoma City.
16-19: Women's golf, Safeway International, Superstition Mountain, Ariz.
16-19: Men's golf, PGA Tour, Bay Hill Invitational, Orlando, Fla.
16-19: Men's golf, Asian Tour, TCL Classic, TBA, China.
16-19: Biathlon, World Cup, Kontiolahti, Finland.
16-19: Men's and women's fencing, NCAA championship, Houston.
16-19: Freestyle skiing, World Cup, Apex, B.C., Canada.
16-19: Auto racing, NHRA, Mac Tools Gatornationals, Gainesville, Fla.
16-19: Diving, FINA Grand Prix, Madrid, Spain.
17: Auto racing, NASCAR Trucks, TBA, Hampton, Ga.
17-19: Snowboarding, World Cup, Furano, Japan.
17-19: Men's golf, PGA Champions Tour, Toshiba Classic, Newport Beach, Calif.
18: Cycling, ProTour, Milan-San Remo, Italy.
18: Auto Racing, NASCAR Busch, Nicorette 300, Hampton, Ga.
18: Men's college basketball, NCAA Division III championship, Salem, Va.
18: Women's college basketball, NCAA Division I basketball tournament starts, various sites.
18: Women's college basketball, NCAA Division III championship, Springfield, Mass.
18-19: Cross-country skiing, World Cup, Sapporo, Japan.
18-19: Ski jumping, World Cup, Planica, Slovenia.
18-19: Men's skiing, World Cup nordic combined, Sapporo, Japan.
18-19: Speedskating, World Allround championships, Calgary, Alberta.
18-26: Curling, Women's World Championships, Grand Prairie, Alberta.
19: Auto racing, NASCAR Nextel, Golden Coral 500, Hampton, Ga.
19: Men's college ice hockey, NCAA Division III championship, Elmira, N.Y.
19: Women's college ice hockey, NCAA Division III championship, TBD.
19: Running, IAAF World Cross Country, Chiba (Japan) International.
19: Auto Racing, F1, Malaysian Grand Prix, Kuala Lumpur.
19: Running, Los Angeles Marathon.
20-26: Figure Skating, World Championships, Calgary, Alberta.
20-26: Men's bowling, PBA Denny's World Championship, Indianapolis.
20-April 2: Men's and women's tennis, NASDAQ-100 Open, Key Biscayne, Fla.
23-25: Men's college swimming and diving, NCAA Division I championship, Atlanta.
23-26: Men's golf, PGA Tour, The Players Championship, Ponte Vedra Beach, Fla.
23-26: Men's golf, PGA Nationwide Tour, Chitimacha Louisiana Open, Broussard, La.
23-26: Biathlon, World Cup, Holmenkollen, Norway.
23-26: Men's and women's skiing, U.S. Freestyle Championships, Killington, Vt.
24: Women's college ice hockey, NCAA Division I championship semifinals, Minneapolis.
24-26: Auto racing, Catalunya Rally, various sites, Spain.
25: Men's college basketball, NCAA Division II championship, Springfield, Mass.
25: Women's college basketball, NCAA Division II championship, Hot Springs, Ark.
25: Horse racing, Dubai World Cup, Dubai, United Arab Emirates.
25: Auto racing, Grand Am Rolex, Grand Prix of Miami, Homestead, Fla.
25: Auto Racing, NASCAR Busch, Sharpie Mini 300, Bristol, Tenn.
25-26: Race walking, IAAF, Challenge 2006, Tijuana, Mexico.
25-26: Speedskating, World Short Track Team Championships, Montreal.
25-30: Men's and women's skiing, U.S. Alpine Championships, Sugarloaf, Maine.
26: Running, Rome Marathon.
26: Motorcycle racing, FIM, Spanish Grand Prix, Jerez de la Frontera.
26: Auto racing, NASCAR Nextel, Food City 500, Bristol, Tenn.
26: Auto racing, IRL, Toyota Indy 300, Homestead, Fla.
26: Women's college ice hockey, NCAA Division I championship game, Minneapolis.
28: Men's college basketball, NIT semifinals, New York.
28-April 1: Swimming, U.S. Spring Championships, Federal Way, Wash.
29-April 2: Men's bowling, PBA Great Lakes Classic, Wyoming, Mich.
30: Men's college basketball, NIT Championship, New York.
30-April 2: Men's golf, PGA Tour, Bellsouth Classic, Duluth, Ga.
30-April 2 - Women's golf, Kraft Nabisco Championship, Rancho Mirage, Calif.
30-April 2: Men's golf, PGA Nationwide Tour, Livermore Valley Wine Country Championship, Livermore, Calif.
31-April 2: Men's golf, PGA Champions Tour, Puerto Vallarta (Mexico) Classic.
31-April 2: Auto racing, NHRA, O'Reilly Spring Nationals, Houston.
31-April 2: Speedskating, World Short Track Championships, Minneapolis.
