May 5, 2011 10:26 am Zumba Fest in Philly More than 300 people took over the famous steps of the Philadelphia Art Museum. The Zumbathon dancers and instructors performed the latin dances to raise awareness for Multiple Sclerosis. US & World Videos 1:21 SEPTA shares final bus revolution proposal 0:10 Overnight shooting in Delco town 2:02 Suspected gunman surrenders after barricading self in Chester County home 1:25 Residents in Montgomery County warned of possible fraud after mail stolen from collection boxes 2:09 ‘It feels like a slap in the face': Father responds to reinstatement of officer accused of killing son