Traffic is easing on the M62 motorway near Bradford after a seven-vehicle collision.
Earlier, motorists experienced congestion around junction 26 at Chain Bar, both directions.
One motorist, who was trying to get to Bradford from Mirfield, said three paramedic's vehicles, an ambulance and a fire engine were on the scene.
The motorist added that the left-hand lane was closed eastbound just before the Chain Bar junction and said traffic problems were severe.
Emergency services said the collision involved six cars and one LGV.
One person suffered a neck injury and others were suffering from shock.
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