Didn’t know about this event, about 6.2 miles across open water. Nearly two hours in duration, contestants finishing just seconds apart.

https://www.king5.com/mobile/articl...507-058d4247-fc72-4c55-90be-a1b625b7e800

https://www.openwaterpedia.com/wiki/Olympic_10K_Marathon_Swim

Went for a burger with friends last night and it was on the TV at the bar. Crazy watching them swimmg and all the drink bottles out.