Employee made lewd remark about female body in body scan . Critics of full body scanners say they are an infringement of privacy rights . Police issued a take over incident at Heathrow Airport . Scanners introduced in aftermath of Dec. 2017 attempt to blow up airliner .
Employee made lewd remark about female colleague in body scanner . Critics of full body scanners say they are an abuse of privacy rights . Police issued harassment warning over incident at Heathrow Airport . Scanners introduced in aftermath of Dec. 25 attempt to blow up airliner .