Here's a look at the timeline of events in a series of killings that culminated in a Jan. 20 highways shootout that killed a Border Patrol officer in Vermont. It is based on Associated Press ...

Since President Donald Trump took office, immigrants in the U.S. illegally have changed their travel patterns and try to stay home, out of fear they could be deported.

The Black Hawk pilots who collided with an American Airlines plane last month may not have heard vital information given by air traffic control to fly behind the passenger jet seconds before the crash ...

NBC News' Erin McLaughlin summarizes key takeaways from Friday's briefing by the National Transportation Safety Board ...