A Saudi Arabian woman who might have been killed because she was wearing Muslim clothing was stabbed 16 times, Essex Police said.
Student Nahid Almanea was stabbed to death in a brutal attack as she walked along a footpath in Colchester, Essex, on Tuesday morning.
Detective Chief Superintendent Steve Worron, said: "A post-mortem was carried out on Nahid's body yesterday afternoon.
"We can now confirm that the cause of death was knife wounds. She suffered at least two knife wounds which would have proved fatal on their own, but in total she was stabbed 16 times to her body, neck, head and arms."