the most marketable nfl player, according to nielsen's n-score, manning makes nearly $15 million a year pitching products for mastercard, papa johns, directv, kraft's oreo cookies, and pepsi's gatorade brand. regardless of whether he returns to his football mvp form after recovering from neck surgery, manning will remain an endorsement mvp for the companies he works with. a recent study found sales for products endorsed by athletes go up by an average of 4%, but with a spokesperson of manning's caliber, his impact likely is even greater. in fact, manning could be even more valuable to his sponsors when his playing career ends. bottom line, like retired athletes michael jordan and joe montana before him, expect to see a lot more of peyton manning for years to come. i'm rick horrow. >> susie: here's what we're watching for tomorrow: we get more data on the housing sector with the release of the february numbers on existing home sales. also tomorrow, cheerios maker general mills reports fiscal third quarter earnings. and market strategist hilary kramer is our "street critique" guest. there's still time to get your question in-- streetcritique