Lt. Col. Darryl DeSousa, left, of the Baltimore City Police Department answers a question, as Lt. Col. Anthony Satchell, of the Maryland State Police, center, and Capt. Corey McKenzie, of the Md. Dept. of Transportation, right, listen during a joint news conference held at Baltimore Police Dept. headquarters with allied agencies, to explain safety precautions and to stress the heavy presence of officers downtown during the Fourth of July celebration. Representatives of the Baltimore City Sheriff's Office and the MTA also spoke at the conference.
Amy Davis, Baltimore Sun