SUFFOLK Police is renewing an appeal for witnesses following a two-vehicle collision which has left a motorcyclist with critical injuries.

The collision happened in Hawthorn Drive, Ipswich at about 2.12pm yesterday and involved a silver Vauxhall Astra and a green Kawasaki motorcycle.

The rider of the bike, a 40-year-old man, sustained serious leg and arm injuries.

He remains in Ipswich Hospital, where he is described as being in a critical condition.

Police would like to hear from anyone who may have witnessed this incident.

Calls should be made to Pc Mark Head at Police Headquarters Roads Policing Unit on 101 or Crimestoppers on 0800 555 111.