Four years after it mysterious vanished, Babylon 4 just as mysteriously disappears. Unaware of the time lapse, the B4 crew is suspicions of Babylon 5's rescue attempt. And while undergoing a secret mission, Delenn receives an unexpected honor from the Grey Council. Written by J. Michael Straczynski, "Babylon Squared" first aired on August 10, 1994. ~ Hal Erickson, Rovi