St. Francis junior Ariane Arndt won the girls 400 in a meet-record 55.39 and the 800 in 2:14.78, in addition to leading off the second-place 4 x 400 relay (3:52.83) and contributing to a runner-up finish in the 4 x 100 relay (48.52) at the CIF Sac-Joaquin Section Division I Championships at Elk Grove High.