we just got the call. he's done! nuun ultrarunner karl meltzer has finished the appalachian trail in 54 days 21 hours 12 minutes. i ran about 310 miles with him from the start of his journey. i can't even wrap my mind around doing the entire 2,174 miles non stop. whoa.
now.. head over to where's karl.com for the full scoop!
karl relied on nuun through the journey for his electrolye replacement. i shipped two massive orders to him and he went through it all!