POLICE, hunting a man who tried to grab a jogger, have released an e-fit of the man they are trying to trace.

The woman in her 40s was running in One Tree Hill County Park, Corringham when she was grabbed from behind in a "sexual manner".

She managed to free herself from the man's grasp and raise the alarm with nearby dog walkers.

The incident happened at around 8am on Thursday April 4.

Witnesses can contact police on 101.