April 5, 2011 4:18 pm Prevent Childhood Obesity Pediatrician Heather Lubell with expert advise on how to tackle and even prevent childhood obesity. US & World Videos 0:20 Teen girl shot in Southwest Philly, suspect in custody 0:27 FBI inspects American Airlines plane at PHL after bomb threat 1:40 Penn officials urging pro-Palestinian protesters to pack up and leave campus 2:17 Clear the Shelters: Meet Tails 0:38 Jury says Philly owes $16 million for wrongfully convicted man