ARIZONA — The Arizona Cardinals' third round selection might just prove to be one of their top contributors for 2026 and beyond. Quarterback Carson Beck is already impressing the Cardinals' coaching staff through the short time he's been in the desert, arriving for rookie mini-camp on Thursday and hitting the practice field at Dignity Health Training Center on Friday. "His demeanor, I guess you could say, but that hasn't really stood out. I'm not shocked. He loves it. He loves just sitting there. He's a 24-year-old adult, and he loves ball," Cardinals head coach Mike LaFleur said of Beck. Beck and the rest of Arizona's rookie class will join veterans next week for voluntary offseason team activities. It's expected veteran Jacoby Brissett won't be there as the search for a new contract continues. Sometimes there's pressure on the outside world for an early draft pick to contribute immediately, and that could very well be the case with Beck pending Brissett's situation.…