COL BKB: Creighton 87, Presbyterian 58 UPI 11/18/2012 11:08:00 PM LAS VEGAS, Nov. 18 (UPI) -- Doug McDermott pumped in 24 points and Ethan Wragge added 18 Sunday in 13th-ranked Creighton's 87-58 dismantling of Presbyterian. Austin Chatman added nine points and 11 assists for the Bluejays (3-0) in the Las Vegas Invitational contest. McDermott also grabbed seven rebounds. Creighton's stifling defense held the Blue Hose to just 40.4 percent shooting from the field. Presbyterian (0-3) was paced by Jordan Downing with 25 points and five rebounds.