Philadelphia June 20, 2022 4:25 pm Investigation Into Deadly Philadelphia Building Collapse Begins The investigation surrounding a deadly building collapse that killed a Philadelphia firefighter on Saturday morning is underway. NBC10’s Rosemary Connors has the latest details. US & World Videos 21:47 NBC10 @Issue: Historic fare hikes 1:46 Sports proving successful for Delaware's tourism 0:44 NJ looks to tackle home invasions with tougher punishments 2:21 Eagles fans cheered on the team as they took 1st place in the NFC East 1:17 ‘He was a joy.' Man retires after nearly 30 years with the Philly police
