The Duke of Cambridge will join survivors and the families of those killed in the 7/7 attacks at a memorial service at Hyde Park today.
This live event has now ended.
Little did an art teacher from Oxfordshire expect to spend his morning in London saving lives in the aftermath of terrorist attacks.
10 years on, George Psaradakis has given his first interview, recalling the events of July 7 2005.
Dozens of plots have been thwarted since July 7, 2005, but are we any less vulnerable to terror attacks?