homeland_security_federal_protective_services-e1343155382956A disgruntled ex-cop carrying a loaded gun bypassed metal detectors at a federal building in Philadelphia and entered the FBI’s office there this week after flashing a fake police badge and his inactive ID card, according to sources and court records obtained by ABC News. The FBI ultimately took the man’s gun after becoming suspicious, but “he could’ve shot up half the office by that point,” as one law enforcement expert put it after reading the court records. “This latest report of a security breach at a federal building is concerning,” the chairman of the Senate Homeland Security Committee, Sen. Tom Carper, D-Del., told ABC News in a statement. “After our committee’s close review of the security practices and procedures at federal facilities in the wake of the tragic shooting at the Washington Navy Yard [last year], it became clear that the quality of the physical security at our federal buildings is in need of improvement, and this incident underscores that finding.” More