Anxious District officials prepared Wednesday to respond if the city’s handgun ban is struck down when the U.S. Supreme Court issues its decision in a case challenging that ban, a ruling the court signaled will come today.

 D.C. Council Chairman Vincent Gray said the high court was not likely to come down on the District’s side in D.C. v. Heller. But the inability to take any action in advance of the decision makes the waiting more difficult.