April 2, 2016 6:45 pm Police Investigate KOP Mall Amber Alert Why did it take four hours for an Amber Alert notification to be sent to phones following the kidnapping of a 7-week-old baby at the King of Prussia Mall? NBC10’s George Spencer investigates. 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