West Philly musicians Sterling Duns and RB Ricks have released a single in response to the events in Ferguson, Mo. “Dr. X.” was uploaded to YouTube in anticipation of the verdict in the grand jury investigation of police officer Darren Wilson.

A handful of protests are expected today in Philadelphia. The group People Utilizing their Real Power (PURP) (Facebook page) is leading a rally, along with clergy, that is scheduled to begin at 3:30 p.m. From City Hall, the rally is expected to move along North Broad Street to Cecil B. Moore Avenue.

Here is “Dr. X”: