The Iowa Hawkeyes and Nebraska Cornhuskers met on Friday in their annual rivalry game. Shortly before kickoff, Iowa's team captains and Nebraska's team captains met at the 50-yard line for the coin toss. It's customary for players from opposing teams to greet one another and shake hands before referees explain which side of the coin represents heads and which side will serve as tails. But Nebraska's players decided not to engage in the handshaking ritual with their opponents. At least one of the four Cornhuskers' captains appeared to shake and look towards the ground as the Hawkeyes players approached. CLICK HERE FOR MORE SPORTS COVERAGE ON FOXNEWS.COM Tensions were already heightened before the coin toss moment after Nebraska head coach Matt Rhule walked through Iowa's warmup area. Iowa linebacker Jay Higgins explained how his team took exception to Rhule's pregame actions. "Our guys are warming up, doing our pregame and their head coach walke...