Kansas forward Perry Ellis (34) pulls down a rebound away from Maryland center Diamond Stone (33) during the first half of an NCAA college basketball game in the regional semifinals of the men's NCAA Tournament, in Louisville, Ky., Thursday, March 24, 2016. (AP Photo/John Flavell)
Virginia center Mike Tobey (10) dunks the ball against Butler forward Kelan Martin (30) during the first half of a second-round men's college basketball game in the NCAA Tournament, Saturday, March 19, 2016, in Raleigh, N.C. (AP Photo/Gerry Broome)
If Virginia beats Iowa State in its NCAA tournament Sweet 16 game on Friday, the senior class, led by forward Anthony Gill (13), guard Malcolm Brogdon (15) and center Mike Tobey will match the winningest class in program history with 112 victories. (Associated Press Photograph)
It's the event that brings together athletes from more than 200 countries and fans from around the world. From the thrill of victory to the agony of defeat, how much do you know about the Games of the Olympiad?
Los Angeles Clippers' Paul Pierce (34) defends on Golden State Warriors' Andrew Bogut during the first half of an NBA basketball game Wednesday, March 23, 2016, in Oakland, Calif. (AP Photo/Marcio Jose Sanchez)
Maryland forward Jake Layman was a member of the preseason All-Big Ten Conference team, providing one of several reasons for fans to be giddy with visions of a Final Four trip for the Terrapins when the season began. But after an up-and-down season, the Terrapins are now underdogs. (Associated Press)
Iowa State forward Georges Niang scored 28 points in NCAA tournament victories over Iona and Arkansas-Little Rock, presenting Virginia with a defensive challenge in Friday's Midwest Regional Sweet 16 game. Niang is a 54.6 percent shooter. (Associated Press)
Atlanta Hawks center Al Horford (15) dunks as Washington Wizards guard John Wall (2) watches during the first half of an NBA basketball game Wednesday, March 23, 2016, in Washington. (AP Photo/Alex Brandon)
Former President Bill Clinton and Democratic presidential front-runner Hillary Clinton acknowledge supporters during a caucus night rally at Drake University in Des Moines, Iowa, on Feb. 1, 2016. (Associated Press) **FILE**
From left; Patrick Wilson as Lou Solverson in "Fargo: Tear Two," Kim Dickens as Madison Clark in "Fear the Walking Dead: The Complete First Season Special Edition" and Kit Harington as Jon Snow in "Game of Thrones: The Complete Fifth Season."
Arizona Diamondbacks broadcaster Joe Garagiola laughs during festivities honoring the former player and broadcaster prior to a baseball game against the Los Angeles Dodgers, on Sunday, April 14, 2013 in Phoenix. The game was Garagiola's last as a broadcaster as he announced his retirement. (AP Photo/Ross D. Franklin)