Colorado coach Tad Boyle said he “felt an emptiness” in his stomach while trying to guide the Buffaloes to a victory in the NCAA Men’s Basketball Tournament on Monday in the midst of a supermarket shooting in Boulder.

Colorado coach Tad Boyle said he “felt an emptiness” in his stomach while trying to guide the Buffaloes to a victory in the NCAA Men’s Basketball Tournament on Monday in the midst of a supermarket shooting in Boulder.