UK: Military reserves called up for Games

Britain is planning a massive Olympics security exercise this week centering on a mock emergency on the London subway system — a test that evokes uncomfortable reminders of the deadliest attack on the city since World War II.

The security test announced Monday envisions that an emergency takes place on the busiest days of the 2012 London Olympics. Authorities declined to reveal the exact scenario that emergency services will be addressing, since dealing with a surprise is part of the test.

“It is testing communications right from the very bottom from the constable or fire officer who is responding right the way up to Cobra, (the government’s emergency committee),” assistant commissioner Chris Allison, the national Olympic security coordinator, told reporters at Scotland Yard. (more on espn.go.com)