The United States and Australia agreed Tuesday to step up engagement with Japan in military areas, such as by inviting Tokyo to join more of their exercises, amid China's growing assertiveness in the Indo-Pacific.Following talks involving the two countries' foreign and defense chiefs, U.S. Secretary of Defense Lloyd Austin also told a joint press conference that the United States will increase its rotational military presence in Australia, including bomber forces and fighter jets."We committed ourselves to concrete steps to deepen our cooperation in both diplomacy and defense," Austin said,…READ FULL ARTICLE