June 8, 2013 7:56 am Police Search for Backhoe Operator in Building Collapse An arrest warrant has been issued for a backhoe operator who was working on the building that collapsed in Center City on Wednesday. NBC10’s Monique Braxton explains why. US & World Videos 0:35 Fans of ‘The Office' got to see some of the stars at Fan Expo Philadelphia on Saturday 2:32 Rainy, chilly weather didn't stop many from enjoying festivals throughout Philadelphia 0:29 Driver found safe after carjacking in Delaware 2:23 Teen killed in quadruple shooting in North Philadelphia on Saturday evening 0:39 Teen shot near church in West Philly, two in custody