GRAND FORKS — The San Jose Sharks are getting to know UND's defensive corps pretty well this week. The Sharks took UND defenseman Keaton Verhoeff to dinner on Wednesday night at the NHL Combine in Buffalo, N.Y. They're scheduled to take incoming UND freshman defenseman Carson Carels to dinner Thursday night, according to San Jose writer Sheng Peng. The Sharks have the No. 2 overall pick in the NHL Draft, which will begin with the first round on …