Coffee break with Lisa Nutter

Prior to Sunday's violence, there were 202 homicide victims in Philadelphia this year, the highest number up to this point in the city since 2007.

Cosby's appeal is playing out as protests erupt over racial inequality. The Pennsylvania Supreme Court is expected to hear arguments in the case next year.

Organizers said the group is demanding Philly’s mayor step down and that police be disarmed, following violent responses to protests last month.