Mike Krzyzewski

174570a90b253b074c0f6a706700e36f.jpg

Duke head coach Mike Krzyzewski argues with an official in the first half of an NCAA college basketball game against Georgia Tech, Tuesday, Feb. 18, 2014, in Atlanta. (AP Photo/John Bazemore)

a7057e7b830647054b0f6a70670010c9.jpg

Duke head coach Mike Krzyzewski shouts instructions to his team playing the defensive boards during the first half of their NCAA college basketball game against the Boston College on Boston College campus in Boston, Saturday, Feb. 8, 2014. (AP Photo/Stephan Savoia)

80d0cffd8984f403490f6a70670095f4.jpg

Duke coach Mike Krzyzewski reacts following a play against Florida State during the first half of an NCAA college basketball game in Durham, N.C., Saturday, Jan. 25, 2014. Duke won 78-56. Krzyzewski joins Syracuse's Jim Boeheim as the only coaches with at least 900 wins at one program. (AP Photo/Gerry Broome)