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* LOYOLA MARYMOUNT (4-7) at NEVADA LAS VEGAS (7-5), 7:30, KXLU-FM (88.9)--Problems on offense resurfaced for the Lions in a disappointing 85-69 loss to UC Santa Barbara. They committed 23 turnovers and scored only one field goal in the final 4 1/2 minutes. Center Pablo Machado has been sidelined the last two games and will sit out tonight because of a hip injury. The Rebels are 4-1 under interim coach Max Good after firing coach Bill Bayno on Dec. 12 for alleged recruiting violations that resulted in NCAA sanctions.