London bomber Hasib Hussain moments before 7/7 bus blast
The coroner at the inquests into the deaths of 52 people in the 7/7 attacks has been shown video of one of the bombers, just before he set off explosives on the number 30 bus in London's Tavistock Square.
Hasib Hussain could be seen brushing past commuters at King's Cross station as he entered a series of shops.
Ben Geoghagen reports.