Karnal, Dec. 11 -- Groom's grandfather was killed and atleast 20 others were injured after a trailer truck allegedly rammed into cars of a wedding procession parked on the NH-44 in Karnal on Wednesday, said police.

The deceased was identified as Jahangir, of Rasin village of Gharaunda sub-division, who died during treatment at a hospital in Karnal. The procession was leaving from the town for Palheri village in Panipat.

The incident took place on the highway near Gharaunda rest house and the impact of the collision was so severe that atleast seven vehicles were badly destroyed.

On receiving the information, police teams reached the spot and shifted the injured to different hospitals in Karnal.

The accident caused a traffic jam stretch...