LOUISVILLE, Ky. - UPDATE: Officials say all lanes are open.

PREVIOUS REPORT:A crash on northbound Interstate 71 in Louisville is causing long traffic delays during the Wednesday morning commute. 

All lanes of I-71 North are shut down near Brownsboro Road and Barbour Lane, following an accident around 5 a.m. The right shoulder is also blocked. 

TRIMARC reports the closure is estimated to last for two hours as police investigate the incident and clear the area.