Two Lancaster men have been charged in the Aug. 18 fatal shooting of 17-year-old Daquan Blackmon. Travis Belk, 25, was arrested Thursday night by the Chester County Sheriff’s Office. Belk was charged with murder and possession of a firearm during the commission of a violent crime. Quinterius Lamont Clinton, 23, was charged with accessory after the fact of murder. Blackmon was shot about 10:15 p.m.