The US government is preparing to send thousands more troops to the US-Mexico border. According to The Washington Post, armored vehicles could also be sent there. According to an unnamed US official,

Migrants in Mexico who were hoping to come to the U.S. are adjusting to a new and uncertain reality after President Donald Trump began cracking down on border security

This was the first time in recent memory that military aircraft were used to fly migrants out of the country, one U.S. official said.