A 52-year-old man was said to be in “stable condition” in hospital last night, following a three-vehicle collision in Warwick.The Southampton resident was riding a motorcycle near the junction of Middle Road and Longford Road around 10.20pm on Thursday, when the accident occurred.A 59-year-old Warwick woman and a 49-year-old Hamilton Parish man also involved in the crash, were treated for their injuries at King Edward VII Memorial Hospital and released.A police investigation is now underway. Witnesses are asked to telephone PC Lesa Stovell on 295-0011.