Third-seeded Michigan will be without several key cogs on Saturday afternoon when it faces second-seeded Vanderbilt in an NIT second-round game at Nashville, Tenn.Guards Kobe Bufkin (ankle), Jett Howard (ankle) and Isaiah Barnes (leg) have been ruled out versus the Commodores (21-14).Guards Dug McDaniel and Joey Baker likely will be tasked with shouldering more of the load for the Wolverines (18-15) on Saturday.Bufkin recorded 23 points, eight rebounds and five assists for Michigan in its 90-80 first-round win over Toledo on Tuesday. It was Bufkin’s third showing of 23 points or more in his last five games, including a career-high 28 scored on Feb. 26 in an 87-79 overtime win over Wisconsin.