Shalane Flanagan's Superhero Muffins

. Guess what I did when I saw Shalane Flanagan, the first American woman to win the New York City marathon in 40 years, cross the finish line yesterday? Well, if we're being truthful about it, I teared up a bit, because Flanagan was crying, and is there anything better than watching a professional athlete accomplish something seemingly superhuman in rea…