MILFORD - Authorities are searching for missing kayaker Michael Krupa?s body in a recovery mission Tuesday.

Krupa, 22, from Middletown, was headed to Charles Island with a friend early Sunday morning when their kayak tipped over. The friend called 911 after he swam to safety. Neither man wore a life jacket.

Officials say they have been using special sonar equipment to locate Krupa?s body underwater.