Olympic Track and Field 2016: Complete Preview for Men's 4x100-Meter Relay

The argument that the 4x100-meter relay is the most riveting of all Olympic track and field events is not a hard one to make.The all-out speed, national pride and ever-present danger of a mishap with that pesky baton make it a nail-biting 40 seconds to watch unfold. There is a dangerous field in the men's race at the Rio Olympics, and the rivalry between the world's two fastest foursomesthe United States and Jamaicais complemented by a handful of countries eyeing an upset in an event that can knock out giants with one slip of the hand.At the London Olympics, both Team USA and Jamaica bested the world record, with Jamaica winning gold in a in a blazing time of 36.84 seconds that has not been topped since. Jamaica has dominated the World Championships since but has proved beatable when the U.S. gets its act together (more on that later).Here is what you need to know heading into Thursday's much-anticipated men's 4x100-meter relay...Begin Slideshow
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