2 lanes of Golden Gate Bridge shutting down for Rock 'n' Roll Half Marathon

SAN FRANCISCO, Calif. (KGO) -- Crews are getting ready to shut down two lanes of the Golden Gate Bridge Saturday night ahead of Sunday's Rock 'n' Roll Half Marathon.

Runners will start the race in Golden Gate Park Sunday morning and finish at Civic Center Plaza.

The event is celebrating its 20th anniversary this year.

Click here for more information on the event, including the race route and traffic closures.