By CHRISTIAAN TRIEBERT and HELENE COOPER The United States military has dispatched a number of transport and cargo planes to the Caribbean this week, as President Donald Trump continues to ramp up military pressure on President Nicolás Maduro of Venezuela, whom Trump has threatened with military action. Over the past week through Tuesday, C-17 heavy-lift cargo planes — which are largely used for transporting military troops and equipment — conducted at least 16 flights to Puerto Rico from...