Update, 10:45 a.m.
The southbound lanes of Interstate 580 have reopened, according to a tweet from the Nevada Highway Patrol.
The southbound lanes of Interstate 580 remains closed at the Moana exit Sunday morning after an early-morning fatal accident closed the freeway, according to the Nevada Highway Patrol.
One person was killed in the crash and another occupant of one of the vehicles is in critical condition, according to NHP Trooper Matthew McLaughlin.
A total of three vehicles were involved in the accident.
There is no estimate for when the interstate will reopen.
Crews are currently cleaning debris from the roadway and McLaughlin estimated traffic will resume no later than 11 a.m., though he could not say for sure.
The southbound lanes of the interstate are closed between the exits for Moana Lane and Meadowood Mall.