MSNBC's Al Sharpton vs Fox Reporter

MSNBC's tax dodger, Al Sharpton, apparently has another job: muscle. Sharpton started running interference for Baltimore Mayor Stephanie Rawlings-Blake, when she was being questioned by Fox' Leland Vittert. 

It started verbal and then got physical. Here's the video 

Does Baltimore pay into Sharpton's National Action Network?  Andy Lack must be so proud.