The Pentagon has reportedly backed a proposal to support U.S. military presence in the Asia-Pacific region with some $7.5 billion in investments to boost infrastructure, exercises, troop deployment and naval assets.

The Wall Street Journal reports that the plan, first proposed by Senator John McCain, is supported in principle by Defense Secretary Jim Mattis and head of the U.S. Pacific Command Admiral Harry Harris, though details have not yet been developed.

“I don’t understand all the details in Senator McCain’s plan, but I support the themes that he outlined and the importance he assigned to that region,” the Journal quoted Mattis as saying during a recent…