Annual Shamrock Shuffle kicks off in downtown Chicago

A group of runners go all out dressing up in green from head to toe for the annual Bank of America Shamrock Shuffle.

CHICAGO - Today is the start of Chicago's spring running season.

Runners are gearing up for the 42nd Annual Bank of America Shamrock Shuffle 8K run.

The race starts at 8:30 a.m. in Grant Park.

The classic race will return to the city's St. Patrick's Day celebrations with a green infused run and 2-mile walk throughout all of downtown.

Many downtown streets will be closed off Sunday morning for the race.

Visit the Shamrock Shuffle website for more race information and results.