Mumbai's biggest sporting event The Standard Chartered Mumbai Marathon began in the city early this morning. This year's highest number of 38,450 runners, along with world's several top athletes, are participating in the 42 kilometers long run which is also considered as Asia's richest Marathon. Prize money for this year's Marathon is three lakh ten thousand dollars. This year the Marathon race has also involved Band-Worli sea-link in its route. For the first time in seven years the half-Marathon had a separate start beginning from Bandra and ending at Chhatrapati Shivaji Terminal.