Helen Maroulis after winning the 2015 World

Championships in Las Vegas, Nev.

Photo: Tony Rotundo, WrestlersAreWarriors.com.

Live Stream

Live Stream

Live Stream

Live Stream

NBC Sports will provide live coverage of the U.S. Olympic Trials from Iowa City, Iowa on April 9-10, including free online viewing of all the preliminary matches on Saturday and Sunday.There is no authentication required to view the preliminaries, meaning those without a NBC Sports cable package can watch the streams from anywhere beginning at 10 a.m. (ET) both days. Authentication will be required to stream the best-of-three finals online.The U.S. Olympic Team Trials finals will air live on NBC Sports Network at 7 p.m. (ET) on Saturday, April 9 and on tape-delay at 10:30 p.m. (ET), on Sunday, April 10, following NHL coverage.Fans can see all the action from Iowa City this weekend in spectacular high definition via NBC Sports Live Extra online at NBCSports.com/LiveExtra , or through the Live Extra app on mobile, tablet and through the Apple TV or Roku connected TV devices.NBC Sports will have archived, digital coverage of every match wrestled at the U.S. Olympic Team Trials online at NBCSPorts.com/LiveExtra Mat 1: http://stream.nbcsports.com/nbc/?pid=21407 Mat 2: http://stream.nbcsports.com/nbc/?pid=21408 Mat 3: http://stream.nbcsports.com/nbc/?pid=21409 Mat 4: http://stream.nbcsports.com/nbc/?pid=21410 Broadcast: Digital onlyMat 1: http://nbcsnstream2.nbcsports.com Broadcast: NBCSNMat 2: http://liveextra.nbcsports.com Broadcast: Digital onlyMat 1: http://stream.nbcsports.com/nbc/?pid=21413 Mat 2: http://stream.nbcsports.com/nbc/?pid=21414 Mat 3: http://stream.nbcsports.com/nbc/?pid=21415 Mat 4: http://stream.nbcsports.com/nbc/?pid=21416 Broadcast: Digital onlyMat 1: http://liveextra.nbcsports.com Mat 2: http://livestream.nbcsports.com Broadcast: Digital onlyLive Stream Link: http://nbcsnstream.nbcsports.com Broadcast: NBCSN