Dierikx, a sophomore, was a member of three relay teams at the Drake Relays, two of which provisionally qualified for the NCAA Championships. He ran anchor on the 4x400 relay team that finished tops among Iowa colleges (fifth overall) in a PQ time of 3:13.65 after running the top time in the prelims (3:13.85). He ran the second leg of the 4x100 relay team that ran an NCAA PQ time of 41.41 in the prelims then ran 41.92 to finish fifth overall, tops among Iowa colleges. Dierikx also ran the second leg of the sixth-place distance medley relay team (10:15.73).
