Starting Friday at 9 p.m., all southbound I-5 lanes will be shut down from state Route 52 to the Mission Bay Drive onramp.

Interstate 5 from San Clemente to Oceanside has long been one of California's traffic choke points, with no other nearby alternative routes between Los Angeles and San Diego. So traffic delays could ...

Gridlock reigned Saturday on one of California's most vital freeways after state officials closed a 17-mile stretch of Interstate 5 in response to a pre-planned event in which live-fire artillery ...

Daytime lane closures could cause delays for travelers on Interstate 5 in the Olympia area starting Monday morning. Travelers can expect to see a single lane closure on southbound I-5 as they approach ...

Interstate 5 is a 1,381-mile artery that stretches from Mexico to Canada, through the heart of the West Coast. If nothing else, it's a scenic route.

Security personnel stand guard at the entrance to Marine Corps Base Camp Pendleton in Southern California on Saturday. (Jonathan Alcorn / For The Times) The U.S. military exercise that shot live-fire ...