What does it mean?!
The Lincoln Memorial in Washington, D.C., was vandalized sometime late Thursday night with green paint.
Via: J. Scott Applewhite / AP
The culprits didn't leave any messages or symbols, authorities said.
Via: J. Scott Applewhite / AP
The memorial will stay closed until National Park Service crews can take care of the mess — likely sometime later on Friday.
Via: J. Scott Applewhite / AP