Dalton was the U.S. National vault champion in 2009 and 2011, the floor champion in 2011, and the All-Around Gold medalist of the Winter Cup Challenge in 2011. Dalton was a member of the USA team that won the bronze medal in the
2011 World Artistic Gymnastics Championships in Tokyo, Japan. In February 2013, Dalton competed at the
2013 Winter Cup and won gold on the floor, rings, and all-around. In August 2013, he won the bronze medal at the
P&G National Championships en route to making the World Championships team. He went on to win a silver medal in the floor exercise at
2013 World Artistic Gymnastics Championships behind 17-year-old newcomer
Kenzo Shirai of
Japan. In 2015, Dalton was still recovering from a small shoulder labrum tear and did not compete in the P&G National Championships.
2012 & 2016 Summer Olympics It was announced on July 1, 2012, that Dalton would be a member of the 2012 Olympic team representing the
United States. The
New York Times stated that the team roster was "considered so good that it could be the first United States men's team to win gold since the
1984 Los Angeles Games." Dalton, as part of the United States Gymnastics team, placed fifth in the team competition in the
2012 Summer Olympics in
London. On June 25, 2016, Dalton was once again named to the five-man United States men's gymnastics team for the Olympics.