 Complete the following phrase:  Afterwards the Grenville took part in Operation Tunnel, see Battle off Sept-Îles with night sweeps to sink Axis shipping trying to reach Biscay ports. The Grenville was present when the cruiser was sunk, leaving Hill as Senior Officer to deal with the aftermath and to give evidence in a subsequent Board of Enquiry. Immediately after this action, the Grenville was ordered to the Mediterranean, where she was one of the supporting ships off the Anzio beachhead. Hill was transferred to the command of the destroyer HMS Jervis, which was repaired after having her bows blown off by a guided bomb, in which he supported the 