General Joe Dunford, who is the chairman of the Joint Chiefs of Staff, said the Pentagon's role is to bolster diplomatic efforts by providing a clear message about US warfighting capabilities.
"Right now, the military dimension of the problem is reinforcing Secretary (of State Rex) Tillerson's economic and diplomatic pressure campaign," Dunford told reporters travelling with him after he visited US Marines temporarily deployed to an Australian air force base in Darwin.
"His diplomatic efforts are underwritten by a credible military strength."
Continues.