A man arrested in connection with the brutal murder of Saudi Arabian student Nahid Almanea has been released, police said.
The 52-year-old man has been positively eliminated from enquiries, Essex Police said.
Nahid, 31, died after she was stabbed 16 times as she walked along a path in Colchester, Essex, on Tuesday morning.
She had been studying an English language course at the University of Essex as part of her studies for a life sciences PhD.
More top news
Heading to the shops on Black Friday? Help us tell the real story of the day by letting us know your experience.
The Gogglebox favourite will present Capital FM's breakfast show in the North East from next week.
A former soldier has been arrested at Manchester Airport on suspicion of terrorism offences after returning home from fighting IS in Syria.