Christian Cantwell is a World Champion American shot putter. He placed 4th at the 2012 London Summer Olympics.
Cantwell at the 2010 Bislett Games.
The shot put is a track and field event involving "putting" (throwing) a heavy spherical ball—the shot—as far as possible. For men, the sport has been a part of the modern Olympics since their revival (1896), and women's competition began in 1948.
Polish double Olympic champion Tomasz Majewski
Czechoslovak shot putter Plíhal at the 1957 East German Indoor Athletics Championships
Shot putter at the University of Nebraska, 1942, showing the circle and stop board
Czechoslovak shot putter Jiří Skobla showing the correct technique for keeping the shot near the neck