Overview
- The Winona County Sheriff's Office led a Mississippi River search Saturday, April 4, with support from multiple agencies.
- Officials reported no new evidence from the operation and have not released details about events before she vanished.
- Teams used sonar, underwater remotely operated vehicles, and K-9 units to scan a stretch from the Winona Levee toward Lock and Dam 6.
- Patricia Sweningson, 72, was last seen in downtown Winona in mid-March and is described as 5-foot-6 and about 110 pounds.
- Investigators ask anyone with information to call the Winona Police Department at 507-457-6302.