Roby got 15 of his points in the first half, including 11 of the
Buffaloes' first 14 points.
Colorado, 7-1 and off to its best start since the 1989-90
season, led throughout the game. The Buffaloes opened the second
half with an 11-2 run.
Colorado shot 49 percent from the field and TCU shot 31 percent.
Colorado led 36-27 at the half.
Maryland point guard Melo Trimble, considered a lock to leave the program before struggling in the second half last season, has withdrawn from the NBA draft and will return for his junior season.
Louisville's Chinanu Onuaku, who recently underwent a medical procedure to correct a heart rhythm issue detected during the combine, will keep his name in the NBA draft pool.
Andrew White III will return to the Nebraska men's basketball team next season after removing his name from the NBA draft.