Eastern Cape - Five people were killed and four others – including an infant – were injured in a horror crash on the R67 between Grahamstown and Port Alfred on Sunday afternoon, Eastern Cape police have confirmed.Spokesperson Captain Mali Govender said a culpable homicide case is being investigated following the midday collision. "Details of the accident are still unclear and will be investigated. Witnesses at the scene allege that one vehicle overturned and the second crashed head on with the first vehicle," Mali said.The condition of the injured could not be confirmed, he said."Emergency services are still at the scene. Drivers using the R67 to exercise caution and patience whilst the services complete their duties," Mali said.On Friday, seven people were killed in an accident on the N2 in the Eastern Cape near Dutywa.Four women and one man died instantly and two more passengers died later due to their injuries. The vehicle was not involved in a crash with another car and police were investigating what caused it.Seven people were seriously injured and taken to Butterworth Hospital.