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DOUGLAS COUNTY, Ill. (WAND) - All lanes of I-57 are back open after a semi-truck jackknifed in Douglas County. 

In an update sent at 3:26 p.m. Tuesday, troopers said lanes were clear. They added the backup of traffic would take several minutes to clear, so drivers were asked to continue using caution. 

The semi-truck jackknifed in the northbound lanes of I-57 at mile post 210, which is south of Tuscola.