DALLAS — Corey Davis Jr. scored 20 points and Armoni Brooks added 19 with five 3-pointers as No. 21 Houston led throughout in a 69-58 win at SMU on Wednesday night. Davis hit a 3-pointer for the game’s first points, and the Cougars (17-1, 4-1 American Athletic Conference) jumped out to a 12-4 lead after