Reese Hoffa won the men's shot put at the U.S. track trials with a mark of 72 feet, 2 1/4 inches to earn a spot on the Olympic team.
Ryan Whiting was second at 71-0 3/4, and Christian Cantwell was third at 69-9 3/4. Cantwell is the won the silver medal in the 2008 Olympics.
Hoffa also won the 2008 Olympic trials, but finished seventh in Beijing.
Adam Nelson did not make the cut to Sunday's shot put final at Hayward Field. Nelson, 36, won the silver at the 2000 and 2004 Olympics.