Allied Nations

Marines are landing in Iceland, a carrier is sailing past the Arctic Circle and U.S. aircraft are soaring over Scandinavia.

This comes just four days after another insider attack left an Afghan police chief dead and an American general wounded.

"U.S. energy independence is going to be a game changer in international affairs and will have far-ranging consequences."

As of Aug. 31, Air Force tankers had conducted 2,919 sorties and offloaded 92.3 million pounds of fuel to coalition fighters.

Earlier this month, U.K. Defense Secretary Gavin Williamson pitched U.S. investment in the Tempest.

The defense secretary lauds America's relationship with its allies as he accepted an award Wednesday night.

The suspension of F-35 sales to Turkey has become more likely after both the House and Senate opposed the deal.

Mattis said the U.S. commitment to NATO and members' pledges to mutual defense are "exactly as the president described it.

The medium-altitude MQ-9B SkyGuardian drone will make its first ever trans-Atlantic flight to the U.K. next month.