Cleveland Cavaliers rookie guard Kyrie Irving, the likely Rookie of the Year, will miss a week to 10 days – and maybe the rest of the season – with an aggravated shoulder injury, the team announced Wednesday. Irving suffered a sprained and bruised shoulder Friday vs. Milwaukee and sat out Saturday’s loss to New York. He returned to action Tuesday vs. San Antonio and had 13 points and five assists but took another shot to the shoulder. On Wednesday, Irving did not travel