A jackknife accident happens when the trailer of a large commercial truck, like a semi-truck or tractor-trailer, swings out to a 90-degree angle from the cab, creating a terrifying shape that resembles a folding pocketknife. If you are reading this, you may have experienced a jackknife accident firsthand—the screech of tires, the horrifying sight of […] The post What Are Jackknife Accidents and Who Is Liable? appeared first on Yosha Law Firm - Personal Injury Lawyers.