DURHAM, NC - OCTOBER 02: Head Coach Mike Krzyzewski (C) of the Duke Blue Devils instructs his team during an open practice at Cameron Indoor Stadium on October 2, 2015 in Durham, North Carolina. (Photo by Lance King/Getty Images)
DURHAM, NC - OCTOBER 02: Head Coach Mike Krzyzewski (C) of the Duke Blue Devils instructs his team during an open practice at Cameron Indoor Stadium on October 2, 2015 in Durham, North Carolina. (Photo by Lance King/Getty Images)