How Bernie Sanders could win 2020

Sanders, who announced Tuesday he’s running for president in 2020, starts off in a very different position than he did four years ago, when he was considered a long shot. He has near universal name recognition and is in clear second place to former Vice President Joe Biden in the polls.

But to build on his current poll support and improve upon his 2016 performance, Sanders will need to expand on his base and do better in at least five areas.