Pakistan(National Times)- KARACHI: Four persons riding motorbikes, including an online food service rider, have tragically lost their lives in separate traffic accidents in various areas of Karachi.  Police have arrested two drivers allegedly involved in these incidents and impounded their vehicles. The law enforcers said one person died and another was injured when a car collided with a motorcycle near Teen Talwar. The car’s driver has been taken into custody. In another fatal incident on Defence Housing Authority (DHA)’s Khayaban-e-Nishat road, a double-cabin vehicle struck a motorcycle. The motorcyclist, identified as Murtaza, an online food delivery company rider, died at the scene. Police stated that the vehicle’s driver, Usman Shah Rashdi, was arrested and the vehicle impounded at Darakhshan Police Station. Police further stated that Usman is the grandson of former DIG Peer Hasan Shah Rashdi. In another tragic event a vehicle collided with a motorcycle, killing the son, identified as Shamoon, and severely injuring his mother near Karsaz on Sharea Faisal. Separately, an unknown vehicle hit and killed an unidentified motorcyclist on Qayyumabad’s Jam Sadiq Bridge. Investigations into the hit-and-run cases by unidentified vehicles are ongoing, police officials said. The past several months have seen many road accidents involving high speed dumper trucks causing people to lose lives as well as injuring them. Earlier this month, troubling details emerged that at least 110 people have lost their lives in Karachi over the past few months days due to collisions involving heavy vehicles.