Iowa’s perfect record was shockingly ended when the #4 Hawkeyes (9-1, 5-1 in the Big Ten) were upset at home by Northwestern (6-4, 3-3), 17-10. Sixteenth-rated Ohio State (8-2, 5-1) is tied with Iowa atop the Big Ten after winning at Penn State (8-2, 4-2), 24-7. Eighth-ranked Oregon (7-2, 5-1) dropped its first Pac-10 game, 51-42, at Stanford (6-3, 4-2). Twentieth-rated California (6-3, 3-3) couldn’t keep pace in the conference, losing 31-14, at home against Oregon State (6-3, 4-2).

Phil Mickelson won the WGC Champions in Shanghai. Mickelson claimed his second Champions in three years by one shot over Ernie Els, who fired a 63 Sunday. Tiger Woods managed only an even-par 72 in the final round to finish five strokes behind Mickelson.

Bo Bae Song won the LPGA tournament in Japan. Lorena Ochoa, Brittany Lang and Hee Young Park tied for second, three strokes behind Song. Chicago defeated visiting New England, 2-0, in the second leg of its MLS Eastern Conference semifinal and won the aggregate, 3-2.

Kyle Busch won the Nationwide Series race in Fort Worth today, one day after he also won the truck series race. Fedor Emelianenko (31-1) knocked out Brett Rogers (10-1) in the second round of their Strikeforce heavyweight bout Saturday.

David Haye (23-1, 21 knockouts) won the WBA heavyweight championship by majority decision over champion Nikolai Valuev (50-2, 34 KOs) in Germany tonight. One judge scored the bout even, 114-114. The other two judges awarded the fight to Haye, 116-112, who was in his third heavyweight fight after a career as a cruiserweight.

Saskatchewan routed visiting Calgary, 30-14, in a CFL game. Both teams finished the regular season 10-7-1 and tied atop the Western Division. However, Saskatchewan’s 2-0-1 record against Calgary this year means the Rough Riders are the division’s number-one seed. Meanwhile, Montreal (15-3) hammered host Toronto (3-15).