They are still on a "high" from the Phillies winning the World Series, and this could have escalated into a full scale riot with a lot of cops getting hurt.
Philly is a mess, to be sure, check out the you tube vids of the New Black Panthers "protecting" polling sites:
National Black Panther (NBP) goons intimidating white poll watchers in Philly:
http://www.youtube.com/watch?v=yd_5SlP8IpQ&feature=related
NBP thug exhibits his highly developed intellect and integrity:
http://www.youtube.com/watch?v=ek78MhY84xs&feature=related
Philly cops show up to deal with the situation:
http://www.youtube.com/watch?v=WTtk4iXv_xY&feature=related
Sorry about the links, I have to get to work this AM, so cut and paste.
Yep, The “City of Brotherly Love” can be hazardous at times.