Four military police units from Texas are among as many as 1,500 active-duty troops bound for the nation’s southern border to “bolster security,” military leaders said Friday.

The Defense Department has begun to repatriate illegal immigrants, using military cargo aircraft as the Trump administration steps up its crackdown at the southern border. The first such military flight out of El Paso,

Thousands of additional active duty US troops are being ordered to the southern US border with Mexico, just two days after President Donald Trump mandated that the US military step up its presence there,