Overview

• Leon Marchand defended his new 200m individual medley world record by winning the final in 1:53.68, out-touching American Shaine Casas by 0.62 seconds to post the second-fastest time ever.
• Summer McIntosh secured her third gold of the meet in the 200m butterfly in 2:01.99, missing Liu Zige’s 2009 supersuit-era world record by 0.18 seconds and remaining on track for five individual titles.
• David Popovici added the men’s 100m freestyle crown with a 46.51 swim, edging closer to Pan Zhanle’s 46.40 world record and completing a 100–200 sprint double.
• Several swims threatened supersuit-era benchmarks, underscoring an evolving standard driven by advanced training methods and the rise of next-generation stars.
• Competition continues through Sunday in Singapore, with McIntosh set for the 800m freestyle and Marchand targeting another record in the 400m individual medley.