FAIRFAX COUNTYPolice Arrest Suspect in Several RobberiesA District man has been charged with an armed robbery in Fairfax County last month and is being investigated in a string of similar holdups, including two in which the gunman fired shots inside the businesses. Police arrested James Rose, of the 3400 block of Fifth Street SE, on Saturday at an apartment in Annandale.

He was charged with the Jan. 31 robbery of a 7-Eleven in the Hybla Valley area, which was captured on video that shows a masked man wielding a long-barreled gun.

Police said Rose was also a suspect in the Jan. 18 robberies of Chin's Kitchen and Huntington Market in the Huntington area and the Jan. 14 robbery of a Sunoco gas station in the Hybla Valley area.

-- Tom JackmanMan Killed While Trying to Cross Route 1A man trying to walk across Route 1 in the Hybla Valley area of Fairfax County was struck and killed by a car Saturday night, police said yesterday. Police said Peter J. McGrath, 55, of no fixed address, was trying to cross Route 1 in the 7500 block, just north of Mount Vernon Plaza. About 8:30 p.m., he was struck in the southbound lanes by a 2007 Volkswagen Jetta driven by a 23-year-old Alexandria area woman, whose name was not released.

-- Tom JackmanMobile Classroom Is Destroyed by FireFire erupted in a mobile classroom outside an elementary school in the Falls Church area early yesterday, before school began. No one was inside and no one was hurt, but the structure was destroyed, Fairfax County fire officials said.

The fire was reported outside Pine Spring Elementary School, at 7607 Willow Lane, about 5:45 a.m.

The building was used as a music classroom and storage area. Firefighters needed about 20 minutes to control the blaze, which caused about $55,000 in damage.

Investigators believe a baseboard heater or an electrical anomaly sparked the fire.

-- Tom JackmanSupervisors Approve Plan for Homeless The Fairfax County Board of Supervisors endorsed yesterday a 10-year plan to prevent and end homelessness in the Fairfax-Falls Church area. The plan aims to prevent homelessness caused by economic crisis or disability, to increase affordable housing options and to provide services that help people obtain and maintain stable housing.

Last year more than 2,000 people in the Fairfax-Falls Church area, including more than 700 children, were believed to be homeless.

-- Steven Ginsberg