A 25-year-old Jat Regiment jawan, Kartik Baliyan, who took part in Kanwar Yatra, was killed after two groups of Kanwariyas clashed near Uttarakhand's Roorkee on Tuesday. "The groups had an argument leading to a violent clash. The Uttarakhand Police has arrested six accused...and also seized two trucks and seven motorcycles used by them for the pilgrimage," Roorkee SHO said.