The 2009 Boston Marathon is set to be the most exiting Boston Marathon for over 20 years. For the first time in over 25 years both the Men and the Women races could be won by an American. Not since Greg Meyer's victory in the 1983 Boston Marathon has an American male won the most famous marathon in the world and it has been 24 years since lisa Larson-Weidenbah won the 1985 Boston Marathon. In 2009 American phenom, Ryan Hall and 2007 World Champion Bronze Medalist Kara Goucher go after the Men's and Women's titles. 2008 Olympian Brian Sell will also toe the line to take a crack at the top five. All eyes will be on the American and the race is set for a competitive finish with the two Americans Ryan Hall and Kara Goucher going for the win.