KANSAS CITY, Mo. — Rob Likens wasn’t sure his suggestion had gotten through, but he was sure hoping it had. This was last Saturday at the start of the Chiefs-Dolphins playoff game, and while watching it on a television in his Dallas home, the SMU receivers coach suddenly perked up. He saw the Chiefs receivers run onto his screen for the game’s first possession with a kickoff temperature of minus-4 and a wind chill of 27 below zero at GEHA Field at Arrowhead Stadium. KC’s Rashee Rice — along with many of his other receiver teammates — sprinted onto the field without sleeves on. Likens smiled at…