Rebecca Mann competes in the 200-yard butterfly final during the USA Grand Prix swimming competition, Saturday, Nov. 10, 2012, in Minneapolis. (AP Photo//Hannah Foslien)

Olympian Missy Franklin, right, shakes hands with Tess Behrens after winning the 50-yard freestyle final during the USA Grand Prix swimming event, Saturday, Nov. 10, 2012, in Minneapolis. (AP Photo//Hannah Foslien)

Olympian Ryan Lochte, right, shakes hands with James Feigen after competing in the 50-yard freestyle final during the USA Grand Prix swimming event, Saturday, Nov. 10, 2012, in Minneapolis. (AP Photo/Hannah Foslien)

Olympian Missy Franklin waits for her leg of the 800-yard freestyle relay during the USA Grand Prix swimming event, Saturday, Nov. 10, 2012, in Minneapolis. (AP Photo/Hannah Foslien)

Olympian Missy Franklin races her leg of the 800-yard freestyle relay during the USA Grand Prix swimming event, Saturday, Nov. 10, 2012, in Minneapolis. (AP Photo/Hannah Foslien)

Olympian Missy Franklin, bottom, signs autographs at the USA Grand Prix swimming event, Saturday, Nov. 10, 2012, in Minneapolis. (AP Photo//Hannah Foslien)

Mihail Alexandrov competes in the 200-yard breaststroke final during the USA Grand Prix swimming event, Saturday, Nov. 10, 2012, in Minneapolis. (AP Photo//Hannah Foslien)

Olympian Missy Franklin competes in the 100-yard backstroke final during the USA Grand Prix swimming event, Saturday, Nov. 10, 2012, in Minneapolis. (AP Photo//Hannah Foslien)

Olympian Ryan Lochte competes in the 100-yard backstroke final during the USA Grand Prix swimming event, Saturday, Nov. 10, 2012, in Minneapolis. (AP Photo//Hannah Foslien)