Joe Biden says he's open to running for president if 'no one steps up'

When it comes to running for president in 2020, former Vide President Joe Biden said he's "just not sure if it's the appropriate thing for me to do," but isn't afraid to throw his hat into the ring if necessary. In an interview with Snapchat's "Good Luck America," set for release on Tuesday and previewed by The Associated Press on Sunday, Biden, who ran for president in 1998 and 2008, said he wants to help cultivate new leaders in the Democratic Party, and is open to running again if "no one ste...