‘Well, I was walking along and saw three men having sex…’

An accused thief whose DNA was found on a tree at the scene of a burglary explained he left it there as he tried to escape from three gay men  he caught having a sex orgy. Alistair McWilliams, 32, broke into a £1.4million home in East Heath Street, Hampstead whilst the owners were on holiday in South Africa between 12 and 26 May this year. The burglar propped a ladder up against the adjoining fence and vaulted over before smashing…