Soldiers take to the rooftops in Olympics security operation

Soldiers have taken to the rooftops of residential areas in London, as part of the capital's security training exercise ahead of the Olympics.


Warship's Thames Exercise

The Royal Navy's largest warship has sailed up the Thames to take part in military exercises ahead of the Olympic Games. The eight day 'Olympic Guardian' operation has also seen rapier missiles stationed in Blackheath and fighter jets in the skies.