No. 1 Oregon was blown off the picturesque grass of the Rose Bowl by No. 8 Ohio State, which built a 34-0 lead in the first half behind a barrage of explosive plays and stalwart defense.

The No. 1 and previously undefeated Ducks, who spent the first half on Wednesday getting torched by big plays on defense and stymied by their ineffective offense, were beaten by the No. 8 Buckeyes, 41-21, in the Rose Bowl in Pasadena, Calif., in what was a College Football Playoff quarterfinal game.

Oregon was the lone undefeated team in the College Football Playoff, but its postseason run went up in smoke in the quarterfinals. What happened?