For most of its history, developmental testing of artillery has been the core mission of U.S. Army Yuma Proving Ground ...

Add Yahoo as a preferred source to see more of our stories on Google. Vice President JD Vance, right, watches a demonstration by Marines during activities to mark the upcoming Marine Corps' 250th ...

Add Yahoo as a preferred source to see more of our stories on Google. Military helicopters fly over Camp Pendleton during a temporary closure of Interstate 5 on Saturday. (Jonathan Alcorn / For The ...

SALT LAKE CITY — An artillery shell discovered underground at a Salt Lake City rail yard prompted a bomb squad response Tuesday afternoon. The Utah National Guard said an excavator working at the Salt ...