Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds.

exp aiming gold olympics security london_00051501
exp aiming gold olympics security london_00051501

    JUST WATCHED

    Olympic security

MUST WATCH

Olympic security

How will Britain maintain security when the Olympics arrives in London? CNN's Dan Rivers investigates.

Olympic security

How will Britain maintain security when the Olympics arrives in London? CNN's Dan Rivers investigates.