Simon Glancey has submitted the following:
Sgt. Kensall was killed when Handley Page Halifax V LK928 NA-B of 428 Squadron, R.C.A.F., which was lost on a mission to Frankfurt. The Halifax crashed at Glees, about 4 miles North-West of Mendig, with the loss of six of the seven crew - only the pilot survived, to become a P.o.W.
Royal Air Force Bomber Command Losses of the Second World War: 1943;W.R. Chorley; 1996; Midland Counties Publications; ISBN 0 904597 90 3, page 435
Sgt. Kensall had served during the Battle of Britain, see link below.
He is remembered in Blyth on B42.23 C58.02 (where the initial looks like a C rather than G)