The money will come from operations and maintenance accounts, said Pete Hegseth's acting comptroller, Bryn Woollacott MacDonnell.

Defense Secretary Pete Hegseth said on Saturday night that Marines at Camp Pendleton, about 100 miles south of Los Angeles, were on high alert.

The number of National Guard troops is expected to rise to 2,000 by Wednesday and until then, the Marines are expected to provide support.