IOWA CITY—Devyn Marble scored 21 points and Iowa beat Illinois 63-55 on Tuesday night for its fifth win in seven games.Josh Oglesby added 10 for the surging Hawkeyes (19-11, 8-9 Big Ten). They tied a school record with 12 blocked shots, including six from Gabe Olaseni off the bench.Oglesby buried back-to-back 3-pointers to turn a two-point lead into a 54-46 cushion with 3:19 left. D.J. Richardson then missed a dunk and Marble followed with a three-point play that put Iowa ahead by 11 with 1:39 to go.Brandon Paul had 18 points to lead Illinois (21-10, 8-9), which lost for just the second time in eight games. The Illini shot just 28.6 percent from the field.