WASHINGTON — The United States is not looking at imminent military action against Havana despite President Donald Trump’s repeated threats that “Cuba is next” and that American warships deployed in the Middle East for the Iran conflict could return by way of the island, U.S. officials say.The officials involved in preliminary discussions with Cuban authorities also told The Associated Press that they are not optimistic the communist government will accept an offer for tens of millions of dollars in humanitarian aid, two years of free Starlink internet access for all Cubans, agricultural assistance and infrastructure support. But they say Cuba...