sentences:  He was preceded in death by his first wife, Barbara in 1980.Kerwin was survived by his second wife Marion Kerwin, his son, Ltc Bruce Kerwin (ret), his daughter Anne Walker Kerwin, and his step-children Keith McCutcheon and Marion Donovan; his three granddaughters Kristina Poirier, Deborah Kerwin, Allison Krumsiek and one step-granddaughter Lauren Donovan Ginsburg.He is survived by 5 great grandchildren; Gavin Schober, Jack, Delaney and Grace Poirier, and Amer Darwish.