Will Millennials Stand Behind Clinton?
FiveThirtyEight's Walter Hickey reports from the floor of the Democratic National Convention to talk about the effect of the millennial vote.
Leon Panetta: 'No One Attacks the United States and Gets Away With It'
The former Secretary of Defense and director of the CIA criticizes the thought of a Trump presidency.
Gabby Giffords: 'I Want to Say Madam President'
Mark Kelly and Gabby Giffords take the stage at the 2016 Democratic National Convention.
Philadelphia Restaurant Creates Ice Cream Sandwich Inspired by Hillary Clinton
ABC News' Charli James heads to Revolution Taco to try the 'Donkey Kick' ice cream sandwich inspired by Hillary Clinton.
Teen Nails Acapella Rendition of Celine Dion's 'Power of Love'
I time now for the makes everybody knows we're big fan of music they let us along compatibility and among some times. So hard to get back to one of my favorite thing alone sells half. I bring you. Queen Colleen. Celine. Beautiful and so why my playing the power who yeah. Damon had. It doesn't have
Bernie Sanders Supporters Boo, Email Leak Fallout Continues at DNC
The co-hosts discuss Sanders' speech at the Democratic National Convention.
ARCHIVAL VIDEO: NASA Releases Restored Footage of Moon Landing
July 16, 2009: NASA's restored footage of the moon landing shows clearer images.
ARCHIVAL VIDEO: Astronaut Buzz Aldrin Reflects on the Apollo 11 Mission, 30 Years Later
July 20, 1999: Apollo 11 Astronaut Buzz Aldrin is interviewed by ABC News' "Nightline" on the 30th anniversary of the moon landing.
SpaceX Launches Space Station Docking Port for NASA
SpaceX successfully launched a critical space station docking port for astronauts early Monday, along with a DNA decoder for high-flying genetic research.
This Week in History: July 17-23
ABC News' Jonathan Karl looks back at great moments in history, politics and pop culture.