ITV News has obtained footage of paeadophile William Vahey teaching in a classroom.
An FBI investigation into the teacher has uncovered up to sixty images of students at the Southbank International School in London on his computer.
It is believed the 64-year-old preyed on scores of boys during his teaching career across the world before his suicide.
ITV News Correspondent Nina Nannar reports:
More top news
Temperatures tumbling again tonight with a widespread sharp frost and lows of -5C or -6C and icy spots in places
The victim was shot in the arm in a 'drive-by' shooting.
Ewan McGregor was joined by co-stars Jonny Lee Miller, Ewen Bremner and Robert Carlyle at the world premiere of the Trainspotting sequel.