SAN DIEGO – Maybe Marlon Vera had a problem with Dominick Cruz at some point during the build-up to UFC on ESPN 41 . But just days until they’re locked inside the octagon, that apparently is no longer the case. “No emotions,” Vera said Wednesday at media day. “Cold blooded.” Vera (21-7-1 MMA, 13-6 UFC) takes a three-fight winning streak into Saturday night’s main event at Pechanga Arena, a pivotal clash between ranked UFC bantamweights, and he looks forward to using Cruz (24-3 MMA, 7-2 UFC), a former two-time champion, as a springboard for his own title aspirations. Vera said he’d been offered to fight Cruz before, but Cruz turned it down three times before they were booked for UFC on ESPN 41. “The reason?