PHILLIPS, Wis. - A small airplane that went down in **rthern Wisconsin fell apart in the air, killing the six people onboard, a spokesman for the National Transportation Safety Board said Monday. The Cessna 421 that crashed at 3:21 a.m. Saturday left from Waukegan, Ill., and was flying to Winnipeg, NTSB spokesman Eric Weiss said. "The debris field suggested an in-flight break up," Weiss said. Lt. Gabe Lind at the Price County Sheriff's ****** said ...