The rape of a woman in Derbyshire is being treated as attempted murder,detectives have said.
Officers from the East Midlands Major Crime Team said an offender tried tostrangle the victim in the early hours of Sunday November 26 in Queens Avenue, Ilkeston.
Detective Chief Inspector Gareth Meadows, who is leading the investigation said:
"This was a serious attack on a woman who was alone following a night out. We have released a map of the area and we would like to speak to anyone that was in the vicinity between 2am and 5am on Sunday November 26. If you saw anyone walking in the area or driving a vehicle and you have the details we would like to speak to you.
In a statement police said the alleged attacker was white, 5' and 7-8" tall, between 35-45 years-old, of a medium build and was wearing a grey tracksuit with the hood worn up and the lower part of his face covered.
If you have any information that may help the investigation you can contact police on 101 quoting reference number 17000514655 or call Crimetsoppers on 0800 555 111.