Markus E. Brown, 19, was detained on preliminary charges of aggravated unlawful use of a weapon and having no valid FOID card in an afternoon incident; police say they don't think it's related to another incident that happened at 11 hours later. DANVILLE — Police have arrested a Danville man in connection with a shooting Monday afternoon on the city's east side and are investigating another report of shots fired about 11 hours later. In the first incident, Markus E.