UPDATE 7/28/19 4:55 p.m.: All lanes are back open.
A car crash near Rexburg closed the westbound lanes on U.S. 20 Sunday afternoon.
The Idaho State Police said the crash happened at milepost 329.5, just south of Rexburg.
Both westbound lanes are blocked.
Stay with Local News 8 and KIDK Eyewitness News for more information.