Walter M. Knox, 67 of Tomah died unexpectedly on Thursday, February 13, 2014 at Tomah Memorial Hospital.  A Funeral Service will be held on Tuesday, February 18, 2014 11:00 A.m. at the Sonnenburg Family Funeral Home,801 E. Monowau Street, Tomah.  Pastor Edwin W. Stigen will officiate.  Burial will be on Wednesday, 1:00 P.M. at the Northern Wisconsin Veterans Memorial Cemetery, Spooner.  Relatives are friends are invited call on Tuesday at the funeral home from 10:00 A.M.  until the time of the service.  Online condolences may be given at www.sonnenburgfamilyfh.com