An artillery shell fired as part of the Marine Corps’ 250-year anniversary celebrations prematurely detonated over Interstate 5 in California Saturday, striking a patrol vehicle with shrapnel, ...

Shrapnel from the 250th anniversary celebration for the U.S. Marine Corps on Saturday struck and damaged a law enforcement officer’s vehicle along a major California highway. An artillery round fired ...

A major freeway was set to close Saturday during a military live fire exercise that California officials said could endanger ...