President Donald Trump speaks at Fort Myer in Arlington Va.
The Ku Klux Klan (KKK) is one of the oldest hate groups in the United States.
The Constitution lists conditions under which a president can be impeached and removed from office.
There are currently 12 immigrants known to be living in churches.
Gar can live up to 60 years.
Google, Amazon and pizza delivery services have proposed using drones.
George Washington invented the job for all future presidents.
Passage of the immigration bill is far from a sure thing.
On Monday, Trump tweeted “No White House chaos”.
The grizzly bear population is strong.