NEW: Natl Association of Deaf files suit against White House Press Secretary, Chief of Staff and Exec office of President. They're seeking court order to restore American Sign Language interpreters to White House events/briefings:
Suit: "The White House inexplicably stopped using ASL interpreters for any of its public press briefings or similar events. Consequently, Defendants are now denying hundreds of thousands of deaf Americans meaningful access to the White House’s real-time communications on various issues of national and international import.”