Every Sunday, I will deliver outline the 5 BIG storylines you need to know to understand the upcoming week on the campaign trail. (Sanders' campaign was the first in the 2020 field to unionize.) Trump's weaponizing of race will be a prominent feature of the 2020 campaign. But just because none of the 2020 players will be, uh, players in the Mueller drama doesn't lessen its potential import in the 2020 race. Democrats -- in Congress and in the 2020 race (and there's plenty of overlap between those two groups!)

Source: CNN July 21, 2019 21:56 UTC