US President Donald Trump declared a national emergency at the US-Mexico border, and he plans to send his troops to help support immigration agents and restrict access to refugees and asylum seekers.

The president sought to end a program that allowed migrants fleeing Cuba, Nicaragua, Venezuela and Haiti to fly into the United States and remain in the country for up to two years.

The Trump administration has ended use of the border app called CBP One that allowed nearly 1 million people to legally enter the United States

By Andrea Shalal and Jeff Mason WASHINGTON (Reuters) - U.S. President Donald Trump said on Monday that his administration would likely stop buying oil from Venezuela and was looking "very strongly" at the South American country.

We don’t have to buy their oil, we have plenty of oil,” Donald Trump said during remarks to reporters at the Oval Office hours after he was sworn in for a second term.