Former NASA astronaut and author Mike Massimino ("Moonshot"); ABC News reporter Jay O'Brien on members of Congress trading stocks; chef and TV host Bren Herrera ("Culture Kitchen"); a chat and performance by the Pentatonix.

Tall Order Socks owners and brothers Mike and Dan Friedman and their mom, Lisa Friedman Clark, pay tribute to their late father and discuss their collaboration with MLB player and philanthropist Aaron Judge; NFL player Saquon Barkley discusses his NFL Man of the Year nomination and philanthropy; chat and performance by Hauser.