USS Blue Ridge, a U.S. Navy command and control ship, has visited four countries in the South Pacific since mid- April.

Newsweek's weekly update maps the locations of 11 aircraft carriers in the Indo-Pacific region as of April 25.

A map by Newsweek shows that USS Michael Monsoor, an American warship built with stealth features, has been underway in the Pacific Ocean after departing its home port in late March. The ...