BRIDGEPORT - Bridgeport residents marched for peace today in the wake of a string of violent crimes that shook their city.Marchers say they're still in shock after a 3-year-old girl was shot and a 14-year-old boy murdered in two separate incidents in Bridgeport.Organizers say young men who deal drugs promote violence in the city, and they're urging them to make wiser choices.Many marchers say they hope to lower the murder rate by raising their voices.