Breaking news via a series of tweets from Brahm Resnik, a news anchor and reporter in Arizona:
BREAKING Coyotes: GRETZKY RESIGNS AS HEAD COACH, SOURCES SAY. […] Team is expected to take time before formally announcing replacement. […] Sources say Gretzky cites uncertainty about future. Neither bid before court includes him in its plans.
Apparently, a press release from the team is coming soon.