US sets sights on old rival Canada

The U.S. women's team shouldn't expect any surprises when it plays Canada in the quarterfinals of the Olympic football tournament on Friday.

The CONCACAF rivals have met four times this year and nine overall since the U.S. won the Olympic gold at the 2004 Athens Games.

"It's going to be a battle, we've played them so many times," defender Lori Chalupny said. "We have a good feeling for them and familiarity with them, but it's always a battle. We'll be prepared and excited for that game."

The U.S. is the clear favorite for the match in Shanghai. It won all those nine matches since Athens, outscoring Canada 25-4. One of the …