At the beginning of the week, Coach Rick Heller stood in front of his team and told them that it was time to fight. They had a 16-15 overall record and were sitting on the Big Ten Tournament bubble with a 6-6 mark in conference play. Hardly a season that matches the preseason expectations. “Fight that kind of fight where you’re not afraid, that kind of fight, where you’re fighting for your life and when you’ve got a chip on your shoulder,” said Heller. On Sunday afternoon, the Hawkeyes finished up a potentially season-changing sweep over Rutgers with a commanding 5-1 win. The crowd at Duane Ba…