PROVO, Utah — Eric Mika scored 23 points and grabbed 12 rebounds to help BYU slip past Portland late in the second half for a 73-62 win Saturday night. Yoeli Childs and TJ Haws added 15 points apiece for BYU (17-8, 8-4 West Coast Conference), and L.J. Rose had 10. The Cougars shot just 39
