KARACHI - Four people including a couple were killed in separate incidents here on Wednesday. As per report, 50-year-old Ghulam Jilani and his wife Hameeda, 45, residents of Garden area, died on the spot when their car collided against a trailer at the main Superhighway, in the limits of Nooriabad Police Station. They were returning home from Hyderabad after attending the funeral of their relative. The couple left two sons and a daughter to mourn their death. Police have arrested the driver of the trailer and registered a case against him. In another incident, an elderly man, who was said to be a fake spiritual healer, was stabbed to death and his pupil was wounded at the shrine of Ghazi Baba at Township, in the limits of Bin Qasim Police Station. The deceased was identified as Lal Bux alias Lalu, son of Rehmatullah, and the wounded person was Haider Arbab. Police said the deceased was a fake spiritual healer and according to initial investigation, the incident took place over some personal dispute. The injured person was shifted to the hospital in precarious condition. Meanwhile, the bullet-riddled of Amanullah, son of Allah Ditta and resident of Azeem Goth, was found from a nullah at Abbas Town within the limits of Sachal Police Station. He was missing after he left home on Tuesday night and later his body found from the said place. Unknown culprits shot him in the head later dumped his body in the nullah. Deceased was a labourer by profession. Police have registered a case against unknown assailants on the report of his brother, Zahid.