Purdue begins prove-it mission, plucky Grambling State unbowed

(Photo credit: Alex Martin/Journal and Courier / USA TODAY NETWORK)INDIANAPOLIS -- Purdue knows the proving ground as a No. 1 seed is lined with potholes but empty of mulligans.

A 60-mile drive from Lafayette to the state capital ushers the Boilermakers (29-4) into the first-round NCAA Tournament matchup with 16 seed Grambling State on Friday.

Purdue was searching for a do-over at this time last year. They became the s