A teenager arrested on suspicion of rape in Ipswich has been released under investigation.
An 18 year old woman reported being grabbed from behind and dragged into a car park at Silent Street in July.
A 17-year-old boy was arrested in connection with the incident.
Hr was initially released on bail and has now been released under investigation pending further enquiries.
A 45-year-old man was also arrested on on suspicion of assisting an offender in relation to the incident.
He was also released under investigation pending further enquiries.
Anyone with any information about this incident is asked to contact the Major Investigation Team.