The 48th annual Marine Corps Marathon began at 7:55 a.m., running through parts of Virginia and D.C. It's one of the biggest marathons nationwide and in the world, with the nickname "The People's Marathon."
Thousands of people are taking part in the 26.2 mile stretch around the nation's capital, including runners WTOP has highlighted: Jennifer Hickey; Aaron Hale and Frank Fumich; Helen Taylor; Maria Anes; Mark Rauch, Julie Sapusek and Emily Rauch; and Phil Pinti.
