Ten UFC hopefuls filled Tuesday’s Dana White’s Contender Series fight card. The five-bout fight card was headlined by a lightweight bout between undefeated Magomed Zaynukov (7-0) and Lucas Caldas (6-1) at the UFC Apex in Las Vegas. It was the ninth installment of this season of the series.  Prior to the main event, bantamweights Adrian Luna Martinetti and Mark Vologdin fought to a decision in a fight UFC CEO Dana White called the best fight in Contender’s history.