Camp Pendleton Marines say they told the state they would fire live artillery rounds over I-5 on Friday and Saturday. State ...

The mishap, during an anniversary celebration for the Marine Corps attended by the vice president and defense secretary, ...

While no one was hurt, experts say the decision to fire live munitions over the freeway during the ceremony was highly ...

Several California lawmakers are demanding answers from the Trump administration after shrapnel rained down on Interstate 5 ...

A driver who died after a crash along Interstate 5 in Stockton over the weekend was a California Highway Patrol cadet, the ...

I-5 closes 11 a.m.–3 p.m. for Marine Corps 250th anniversary live-fire demo at Camp Pendleton; expect major SoCal traffic ...

California says it has no record of any over-freeway fire prior to Saturday’s amphibious capabilities demonstration that ...

A California Highway Patrol cadet died Sunday in a collision on Interstate Highway 5 at West Benjamin Holt Drive in northwest ...

The man was reportedly running in lanes of traffic on Interstate 5 when he was struck by a semitruck that left the scene, ...

Northbound Interstate 5 is slowed going into Downtown Portland Monday morning after a two semi-truck crash, officials said.

Drivers heading up Interstate 5 are facing heavy traffic on the northbound lanes Friday afternoon, officials say. A crash ...

Drivers won’t be able to access the northbound lanes of I-5 between Interstate 8 and the Mission Bay Drive onramp from 9 p.m. on Friday night through 5 a.m. on Monday morning. During the closure of a ...