February 26, 2012 - March 3, 2012 (87 images)

The NASCAR Sprint Cup garage is empty due to heavy rains postponing the start of Daytona 500 at Daytona International Speedway in Daytona Beach, Florida on February 26, 2012. UPI/Malcolm Hope

Thousands of people wear white ribbons as they form a 10-mile human chain around the Moscow inner ring road during an opposition protest against Russian Prime Minister Vladimir Putin for the upcoming elections in Moscow on February 26, 2012. UPI

Thousands of people wear white ribbons as they form a 10-mile human chain around the Moscow inner ring road during an opposition protest against Russian Prime Minister Vladimir Putin for the upcoming elections in Moscow on February 26, 2012. UPI