WINONA, Minn. — As expected, it was he body of 73-year-old Patricia Sweningson of Winona that was was recovered Wednesday at the Trempealeau Dam on the Mississippi River. Police said the regional medical examiner in Rochester, Robert Reichard, confirmed the identification. Police were awaiting the full report that might shed light on cause of beath but were doubtful whether that could be established: Apparently the body had been the river 42 days. Although the investigation remains open, police have found no evidence pointing to foul play.