Lehman 's 500 free time of 4 : 32.47 broke his own pool record set in 2015 .
Lehman earned victories int he 200 individual medley and 500 freestyle , while also swimming legs on the victorious 200 free and 400 free relays .
Lehman 's 500 free time of 4 : 32.47 broke Lehman 's own pool record set in 2015 .
Lehman earned victories int he 200 individual medley and 500 freestyle , while also swimming legs on the victorious 200 free and 400 free relays .