Duke's Mason Plumlee, left, and Davidson's Jake Cohen, right, wrestle for control of a loose ball during the first half of an NCAA college basketball game in Charlotte, N.C., Wednesday, Jan. 2, 2013. (AP Photo/Chuck Burton)

Duke's Mason Plumlee (5) is fouled as he drives between Davidson's De'Mon Brooks, left, and JP Kuhlman, right, during the first half of an NCAA college basketball game in Charlotte, N.C., Wednesday, Jan. 2, 2013. (AP Photo/Chuck Burton)

Duke's Mason Plumlee, (5) shoots over Davidson's De'Mon Brooks (24) and JP Kuhlman, left, during the first half of an NCAA college basketball game in Charlotte, N.C., Wednesday, Jan. 2, 2013. (AP Photo/Chuck Burton)

Duke head coach Mike Krzyzewski, right, argues a call with a referee during the first half of an NCAA college basketball game against Davidson in Charlotte, N.C., Wednesday, Jan. 2, 2013. (AP Photo/Chuck Burton)

Duke's Rasheed Sulaimon (14) is fouled by Davidson's Tyler Kalinoski, right, during the first half of an NCAA college basketball game in Charlotte, N.C., Wednesday, Jan. 2, 2013. (AP Photo/Chuck Burton)

Davidson's Clint Mann (40) has his shot blocked as he drives between Duke's Ryan Kelly (34) and Tyler Thornton (3) during the second half of an NCAA college basketball game in Charlotte, N.C., Wednesday, Jan. 2, 2013. Duke won 67-50. (AP Photo/Chuck Burton)

Davidson's Jake Cohen (15) drives between Duke's Rasheed Sulaimon (14) and Ryan Kelly (34) during the second half of an NCAA college basketball game in Charlotte, N.C., Wednesday, Jan. 2, 2013. Duke won 67-50. (AP Photo/Chuck Burton)

Duke's Ryan Kelly (34) shoots over Davidson's Nik Cochran (12) during the second half of an NCAA college basketball game in Charlotte, N.C., Wednesday, Jan. 2, 2013. Duke won 67-50. (AP Photo/Chuck Burton)

Davidson's Tom Droney, center, loses the ball as he battles with Duke's Tyler Thornton, right, and Josh Hairston, left, during the second half of an NCAA college basketball game in Charlotte, N.C., Wednesday, Jan. 2, 2013. Duke won 67-50. (AP Photo/Chuck Burton)

Duke's Mason Plumlee (5) dunks as Davidson's Jake Cohen (15), Tom Droney (23), and De'Mon Brooks (24) watch during the second half of an NCAA college basketball game in Charlotte, N.C., Wednesday, Jan. 2, 2013. Duke won 67-50. (AP Photo/Chuck Burton)

Duke's Quinn Cook (2) looks to pass to Mason Plumlee (5) as Davidson's Jake Cohen (15) and Tom Droney (23) defend during the second half of an NCAA college basketball game in Charlotte, N.C., Wednesday, Jan. 2, 2013. Duke won 67-50. (AP Photo/Chuck Burton)

Davidson head coach Bob McKillop directs his team against Duke during the second half of an NCAA college basketball game in Charlotte, N.C., Wednesday, Jan. 2, 2013. Duke won 67-50. (AP Photo/Chuck Burton)