Complex sentence: In 2012, Hardee again finished second in the Olympic Trials, making a second Olympic Team, and on August 9,2012, won the silver medal in the London 2012 Olympics behind Eaton.
Split into simpler sentences: In 2012, Hardee again finished second in the Olympic Trials and made a second Olympic Team. On August 9,2012, he won the silver medal at the London 2012 Olympics behind Eaton.