President Trump said Monday that he would not rule out sending U.S. troops into Venezuela, as his administration considers taking military action against the Caribbean nation led by a man the White House accuses of leading a drug cartel. The U.S. military continues to add firepower to an already major presence in the Caribbean, stepping up both asset deployments and military exercises across the region over recent weeks.  With the USS Gerald R. Ford, the world's most advanced aircraft carrier,