August 3, 2011 6:44 am Philly Fights Back Against Flash Mobs Mayor Nutter and city officials are planning to rid the city of flash mobs so that residents and vacationers will feel safe walking the streets. US & World Videos 1:30 NJ man is riding his bike 1100 miles to promote cardiovascular exercise to overcome heart disease 2:35 Workers describe the chaos after deadly workplace shooting left 2 dead, 3 hurt in Chester 0:28 14-year-old boy shot by another teen while playing with a gun 4:54 The history of the Benjamin Franklin Parkway and how it was inspired by Paris' Champs-Élysées 2:17 ‘Food has been an integral part my life': Local chef nominated for another James Beard award