From WMOT News A Chemical Eye on "Giving Mules Their SexyBack" WMOT Published April 6, 2007 at 8:53 AM CDT Facebook Twitter LinkedIn Email By Preston MacDougallhttp://stream.publicbroadcasting.net/production/mp3/wmot/local-wmot-578230.mp3Murfreesboro, TN – In the future, some mules might be in for an extreme make-over