NEWARK, N.J. — Freshman star Cooper Flagg tallied 30 points, six rebounds, seven assists and three blocks as top-seeded Duke survived fourth-seeded Arizona 100-93 in a Sweet 16 thriller on Thursday.The Blue Devils (34-3) made 13 consecutive shots from the floor, including their first nine of the second half, to leap ahead before fending off a valiant Arizona comeback spearheaded by Caleb Love. Duke will face second-seeded Alabama in the East Region final on Saturday.Kon Knueppel scored 20 points, Sion James 16 and Khaman Maluach 13 for the Blue Devils. That trio combined on 16-for-21 shooting from the floor, fueling Duke’s 60 percent night (33 of 55).Love, an NCAA Tournament stalwart at both North Carolina and Arizona, scored a season-high 35 points in his final college game. Jaden Bradley contributed 15 and Henri Veesaar added 13 for the Wildcats (24-13), who couldn’t keep up despite making 12 3-pointers.Arizona trailed 70-51 with 13:12 to go, but Love willed them back by pouring in 15 straight Wildcats points, converting from the paint, the arc and the foul line.Arizona clawed within seven at the 4:45 mark when Love’s baseline cut resulted in an easy dunk, and Carter Bryant’s corner trey made it 91-86 with 1:56 to go. Flagg drew a foul when KJ Lewis pushed him to the ground, and the likely No. 1 overall draft pick converted both free throws to restore Duke’s seven-point edge.