The Olympic torch arrives in Volgograd after a nearly 35,000-mile journey . Suspected mastermind of twin bombings in Volgograd is killed , Russian state media report . 57 % of Russian think a terror attack on Olympics is likely , a CNN / CNN poll reveals . Olympic snowboarder Shaun White withdraws from a Sochi event .
The Olympic torch arrives in Sochi after a nearly 35,000-mile journey . Suspected mastermind of twin bombings in Volgograd is killed , Russian state media report . 57 % of Americans think a terror attack on the Sochi Games is likely , a CNN/ORC poll reveals . Champion U.S. snowboarder Shaun White withdraws from a Sochi event .