Kelvin Sampson's 2027 recruiting class just got longer, longer-armed and considerably harder to score on. Triston Hawthorne, a 6-foot-7, 190-pound power forward out of South Jones High School in Ellisville, Mississippi, is coming to Houston. The four-star prospect — ranked the No. 80 overall player in the Class of 2027 by the 247Sports and the top-rated player in the state of Mississippi — picked the Cougars over Ole Miss, Mississippi State and Harvard, capping a recruitment that stretched from the SEC to the Ivy League and ultimately turned on a trip to campus that made the decision look…