LaDarrie Ward, left, 16, and Khristopher Walker, 15, battle for the ball during the last week of Street Ball, a summer program sponsored by the Vicksburg Police Department. Street Ball was started in 2004 with the aim curbing youth crime and encouraging positive interaction with police. About 450 youths, eight police officers and eight volunteers participated in this year’s session, which ended Friday. LaDarrie is the son of Irene Ward. Khristopher is the son of Shaun Walker.