Nebraska hosted a massive list of recruiting official visitors — nearly 20 in total — over the weekend in Lincoln. That group included a number of blue-chip prospects, with few higher on the Huskers’ board than Galveston (Texas) Hitchcock four-star defensive lineman Malcolm Simpson. NU extended him an offer last month, and he quickly worked to set up an official visit. “Coach Knighton from Nebraska came to my school, we talked, and he offered me face-to-face,” Simpson told HuskerOnline. “It was surprising to have a coach from Nebraska give me an offer personally. That has never happened before…