PHOENIX - Troopers with the Arizona Department of Public Safety are investigating a deadly crash on I-17 at McDowell Road on Sunday morning.
A second fatal accident also occurred Sunday morning near the stack.
DPS troopers say several people may have been ejected in the deadly accident that involved several cars. One person was killed in the accident, and a second person was critically injured.
The crash happened at about 2 a.m.
I-17 southbound was closed between McDowell and Thomas Roads. The highway reopened at about 9 a.m.
DPS says impairment may be a factor in the deadly accident.
A second crash has shut down a ramp leading from I-10 to I-17. Troopers say a vehicle rolled over on the ramp leading from eastbound I-10 to southbound I-17.
The area was closed while troopers investigated the deadly accident.