Dojo of Pain members Daniel Yi, Richard Rainey, PJ Martinez, Brian Savitch and Jeff King begin running at Hains Point.
Most joggers hit the pavement to get a little exercise and stay fit. And then there's the Dojo of Pain -- a group of hyper-competitive runners who meet regularly in D.C. to push each other to their physical limits. Kavitha Cardoza went to Hains Point to meet the members of the Dojo, and brings us this audio postcard.
[Music: "Ain't No Stoppin' Us Now" by McFadden & Whitehead from Polishin' Up Our Act / "Summer Wind" by Boston Pops Orchestra from Night & Day]