NCAA Division I Championships — First-round Images

Minnesota's Zach Sanders drives home the point at 125 pounds as the second-seeded Gopher eventually pinned Bucknell's Austin Miller in six minutes. (Photo by Tim Tushla)

Oregon State's Mike Mangrum (left) fought off a takedown and upset attempt by Oklahoma State's Josh Kindig as the fourth-seeded Gopher needed overtime to win his 141-pound first-round match. (Photo by Ginger Robinson)

Richard Durso (right) of Franklin & Marshall gave Ohio State's No. 5 seed Hunter Stieber all he could handle before the Buckeye freshman won this first-round match at 141 pounds, 4-2. (Photo by Tim Tushla)

Iowa's Derek St. John gave the Hawkeyes one bonus point when he majored Missouri's Drake Houdeshelt, 9-1, at 157 pounds. (Photo by Ginger Robinson)

Ganbayar Sanjaa of American University (left) did not score a takedown until overtime before the No. 5 seed defeated Ohio State's Josh Demas, 6-4. (Photo by Tim Tushla)