A Cleveland Police spokeswoman said the 22-year-old man arrested in connection with the incident has been released on bail.
The injured man remains in an induced coma in hospital, police confirmed.
Officers say they have been searching for all evidence from the scene. It is unclear whether they have found the missing penis.
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Cloudier later with some rain by evening. Slow improvement on Sunday. Drier, brighter and warmer on Monday
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