The third format change this month has come to South Bend IN. After breaking up the simulcast of Classic Hits "97.7/102.3 The Stream" to flip 97.7 WSSM Goshen to Classic Rock "Rock 97.7" WYXX, Sound Management flipped 102.3 WSMM New Carlisle to 1980s Hits "All 80's 102.3" WYET on Monday. The new station is promoting