G4S Under Scrutiny After Employing Orlando Killer Since 2007
- U.K.-based firm says it was made aware of FBI probe in 2013
- Company was one of largest U.S. federal contractors post-9/11
Obama Says Terror, Hate Behind Orlando Shooting
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G4S Plc’s approach to the vetting of its security personnel is under scrutiny after it emerged that Florida nightclub killer Omar Mateen had been employed by the world’s biggest guarding company for almost a decade.