California travelers faced heavy traffic on a crucial freeway connecting Los Angeles with the Central Valley due to multiple ...

The blaze erupted around 12:30 a.m. Friday as the semi-truck was southbound on Interstate 5 near the Birmingham Drive ...

Several California lawmakers are questioning the efficacy of the state's transportation agencies after a major interstate in ...

For eight hours on Friday, Interstate 5 at Del Mar Heights Road was closed, at times in both directions, as police talked with a suicidal man perched on a bridge above the freeway. And for miles ...

SAN DIEGO — Traffic finally started to move as of 8:15 p.m. after the Interstate 5 was gridlocked near the Del Mar Fairgrounds for more than eight hours following police activity with a possibly ...

Local and state leaders say recent I-5 shutdowns exposed major communication failures and raised public safety concerns.

On Saturday morning, the coastal town of San Clemente became ground zero in the battle between California and the Trump administration over a preplanned live-fire exercise over the freeway during a ...

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 ...