STAMFORD — A man who was convicted in a 2010 shooting was arrested Saturday on gun possession charges. Police charged Lamar Taylor, 30, after officers said they found a weapon in his car. Around 12:45 a.m. Saturday, an officer patrolling near the Elks Club on Mission Street, where police said they frequently get complaints of shootings, fights and drugs, saw 10 men loitering in the parking lot, police said in a release.