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
Andy Murray is Britain's last hope of a 2015 Wimbledon win after overcoming an apparent shoulder injury to beat Italy's Andreas Seppi.
New Tour de France time-trial record set after Australian Rohan Dennis raced into the lead during Stage one of the competition.
Fresher and cooler as we head into the second half of the weekend.