The Cardinals also put together impressive performances in the preliminary session as Marcelo Acosta registered a strong swim in 200 meter free, cutting over three seconds from his seed time to finish 29th in a time of 1:47.00. Dahlia and Comerford opened up the meet in world record fashion, combining with Olivia Smoliga and Katie Meili to take down the previous mark in the 4×50 meter medley relay by nearly a full second in a time of 1:42.38. Dahlia’s 50 fly split (24.02) and Comerford’s 50 free split (23.02) were the fastest among the entire field. HANGZHOU, China – Kelsi Dahlia and Mallory Comerford set a pair of relay world records to highlight the Cardinals’ second day at the FINA Short Course World Championships at the Hangzhou Olympic and International Expo Center on Wednesday evening. Just minutes later, Dahlia returned to the pool for the finals of the 200 meter butterfly, shattering her own American record en route to a silver medal with a time of 2:01.73. She eclipsed her previous mark of 2:02.89 from the 2016 Short Course World Championships by over a full second. Story Links Dahlia and Comerford closed out their evening with their second straight world record relay performance in the 4×50 meter mixed freestyle relay alongside Caeleb Dressel and Ryan Held. The quartet posted a time of 1:27.89, breaking the previous record set by the Netherlands by a half second. The Cards return to the Hangzhou Olympic and International Expo Center tonight at 8:30 p.m. EST for the third day’s preliminaries. Print Friendly Version In the semifinals of the 100 meter free, Comerford finished fifth in a time of 52.36 to earn a spot in tomorrow evening’s final.