Add Yahoo as a preferred source to see more of our stories on Google. Military leaders say drones from Mexican cartels regularly fly over US troops at the US-Mexico border. "Hundreds" of counter-drone ...

The comments come as the US Supreme Court on Thursday ruled that government officials can turn away asylum seekers at the southern border with Mexico if they have not yet set foot on US soil ...

The US military is using the southern border as a testing ground for counter-drone technology as cartel surveillance flights increasingly threaten troops and federal law enforcement officials ...