'Miles Ahead with Early Learning' event at the U.S. Capitol (9 images)

Children run during the "Miles Ahead with Early Learning" event help by MomsRising.org and the National Women's Law Center (NWLC) in front of the U.S. Capitol in Washington DC, September 17, 2015. Photo by Molly Riley/UPI

Senator Tim Kaine (D-Va.) plays the harmonica for children during the "Miles Ahead with Early Learning" event held by MomsRising.org and the National Women's Law Center (NWLC) in front of the U.S. Capitol in Washington DC, September 17, 2015. Photo by Molly Riley/UPI

Children are entertained during the "Miles Ahead with Early Learning" event held by MomsRising.org and the National Women's Law Center (NWLC) in front of the U.S. Capitol in Washington DC, September 17, 2015. Photo by Molly Riley/UPI

Rep. Joseph Crowley (D-NY) talks to children during the "Miles Ahead with Early Learning" event held by MomsRising.org and the National Women's Law Center (NWLC) in front of the U.S. Capitol in Washington DC, September 17, 2015. Photo by Molly Riley/UPI