© Andrew Fosker / Seconds Left Images 2012 - Wasps' James Haskell (c) with head hanging walks away from the scene as Saracens' Alistair Hargreaves is treated behind for a head/neck injury after a dangerous high tackle from Haskell Saracens v Wasps - 04/11/2012 - Aviva Premiership - Vicarage Road - Watford - UK - All rights reserved