Mar. 18—PORTLAND — Any little thing can help when you're a No. 15 seed trying to upset a No. 2 seed at the NCAA Tournament. That's why BYU forward Tyler Mrus sent a scouting report to former Idaho teammates and coaches as the Vandals were getting set to prepare for a massive challenge against Houston on Thursday in Oklahoma City (7:10 p.m. PT, truTV). The sixth-seeded Cougars open the NCAA ...