Credit: Prince announced a "Rally 4 Peace" concert in Baltimore, set for May 10, 2015. (Courtesy Live Nation)

Prince announces special ‘Rally 4 Peace’ concert in Baltimore

Poll: Most Americans expect protests to continue

Md. leaders discuss how to improve Baltimore

Baltimore city worker fired for watching porn on the job

Md. Rep. Cummings: ‘Full confidence’ in state’s attorney

Baltimore photographer’s images of riots go global