Torrence competed at the 2016 Olympics in Rio de Janeiro for Peru, his mother's home country, in the 5,000 meters and set a national record of 13:23.20 in the first round.
Officials do not believe any foul play was involved in Torrence's death, but a medical examiner is still working to determine the cause of death.
Over the a year ago, Torrence has set several Peruvian records, but narrowly failed to qualify for the semi-finals of the 1,500 metres at London 2017 and finished fourth in his last race, the Emsley Carr Mile at the Birmingham Diamond League meeting on August 20.More news: Trump's Transgender Military Ban: 5 Things You Need to Know
From 2009 to 2011, Torrence also won three USATF 1 Mile Road titles.
Members of the track community have been sharing their memories of Torrence on social media over the past 24 hours.
That last reference is to the Hoka One One Long Island Mile - a race that Torrence won previous year - and that Merber says will now be renamed to honor its two-time champion and record holder. "He was going for #3 this year".More news: Disappointed you missed totality? Oklahomans can catch the next eclipse in 2024
Police in Scottsdale, Ariz., where Torrence had been training the past few weeks, are treating his death as a drowning.
Fellow athletes paid tributes to Torrence. Competing in the men's 5,000 meters, he came in 15th. Also in 2014, Torrence helped the US win a silver medal and set a USA record in the 4x1,500-meter at the IAAF World Relays in Nassau, Bahamas.
As the site LetsRun notes, "while David made his name as a professional, he became a LetsRun.com legend as a 20-year-old in 2005".More news: GOP senator wants details on border wall construction
On Twitter, USA Track and Field described the news as "devastating", while New Zealand's double Olympic medallist Nick Willis wrote that "nobody was more dedicated to their running" than Torrence. "He got 100% out of himself every day".
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