The USMC will join the Royal Navy on the HMS Queen Elizabeth's first operational deployment.
Mattis enjoys extensive popularity among US troops and Republican leaders, like Sen. John McCain.
It won't carry a lot of fuel, but it's enough to keep USMC fighters on station a little longer.
But first, the Marines will start by equipping its infantry squads with simple quadcopters.
Pilots are averaging seven to 11 hours per month, up from the six- to nine-hour average from a year ago, but still well below the Corps' minimum requirement.
The US Marine Corps and Army are getting serious about protecting their tanks from missile attacks.
Spending on big aircraft carriers and missile subs is hurting America's fighting abilities in today's conflict, a prominent Marine Corps general argues.
A classified internal report points to major issues in the US Marine Corps' CH-53 fleet, including major readiness issues and lack of pilot training.
Some US Marines had a good ole time in the name of training, drifting their 60-plus-ton M1A1 Abrams tank along icy stretches of rural Norway.
Two CH-53 Sea Stallion helicopters carrying 12 crewman collided early this morning while operating in the dark off the Hawaiian coast.
An internal Pentagon report has uncovered a number of issues with at-sea testing of the US Marine Corps' variant of the F-35B Lightning II.
One retired Air Force official is arguing once again that a single-service "executive agent" should be managing the DoD's drone operations.