UFC on ESPN+ 13 took a brief hit when Martin Day announced that he was out of his scheduled bout vs. Benito Lopez because of a knee injury that required surgery last week, but a replacement apparently has been found. Vince Morales is expected to step in for Day and take on Sacramento’s Lopez in a bantamweight bout, two people with knowledge of the situation told MMA Junkie on Monday. The UFC has yet to make an official announcement. Lopez (9-1 MMA, 1-1 UFC) suffered his first pro loss in his last outing, a submission to Manny Bermudez .
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