A jackknifed semi-truck near milepost 103 in Olympia causes lane closures, impacting traffic on southbound I-5.

All lanes of southbound Interstate 5 are blocked in Olympia after a semi tractor-trailer jackknifed and crashed into a ...

A massive semi truck lost control on a crowded highway, causing a chain-reaction crash that left multiple vehicles damaged and traffic at a standstill as authorities rushed to contain the chaos.

Local Tecopa, California business owner said he’s never seen a semi truck drive on his property’s rugged roads.