564,449 views
5 years ago
998,909 views
6,637,570 views
3 years ago
313,049 views
Show more
426,893 views
16,207
0
D!NG
1.82M subscribers
Tags
lut
vsauce
vsauce2
vsauce3
michael stevens
kevin lieber
jake roper
Running
olympics
usain bolt
speed
endurance
muscle
sprint
athlete
sport
ding
d!ng
dingsauce
998 Comments