Group A

United States vs. Denmark

Time: 3 p.m.

TV: WJLA-7, WMAR-2.

Site: Giants Stadium,

East Rutherford, N.J.

So far in the tournament: Opener for both teams.

Data: This is unquestionably the U.S. team's most difficult first-round match. Denmark is a defense-oriented team and capable of frustrating the fast-paced Americans. If that happens, the Danes could strike with their disciplined counterattack. But if U.S. team solves the Danes' defense, an easy win is possible.

Group B

Brazil vs. Mexico

Time: 5:30 p.m.

TV: ESPN.

Site: Giants Stadium.

So far in the tournament: Opener for both teams.

Data: Brazilians are among tournament's most intriguing teams, and this game against the inexperienced Mexicans may be a perfect setting to test their attractive attack. Mexico will look to stay close into the second half and surprise Brazil with a quick strike.

Group C

Japan vs. Canada

Time: 10:30 p.m.

TV: ESPN2.

Site: Spartan Stadium, San Jose.

So far in the tournament: Opener for both teams.

Data: If Canada is to advance to quarterfinals, it needs to win this match. Two of tournament's most exciting players will be on display: Canada's veteran forward Charmaine Hooper and Japan's 20-year-old midfielder Homare Sawa.

Group D

China vs. Sweden

Time: 8 p.m.

TV: ESPN2.

Site: Spartan Stadium.

So far in the tournament: Opener for both teams.

Data: As one of favorites, Chinese would like to make a favorable impression at the start. There is no doubting China's talent, but Sweden has done well in previous tournaments and is not easily intimidated. A game that is tied during the second half would work in Sweden's favor.