Frost later said all of Nebraska's top four quarterbacks — Martinez, Noah Vedral, Luke McCaffrey and Andrew Bunch — would make the trip north.
Maurice Washington had a good week, Frost said. The coach challenged the speedy running back Monday after Washington was suspended for the first half of last Saturday's game against Northwestern, and he said Washington responded in practice.
Weather could play a big role Saturday, Frost said. A temperature of 32 degrees is "beautiful," the coach said, unless it's raining and the wind is blowing.