>>> in our 2020 lead today former massachusetts governor deval patrick announced he's running for president just 80 days before the primaries begin. patrick filing for the new hampshire primary today and cnn's jeff zeleny reports with former new york mayor michael bloomberg also considering a run, the democratic candidates are getting more jammed up. >> reporter: beginning in 80 days, the democratic field suddenly growing. former massachusetts governor deval patrick jumping into the 2020 race today in new hampshire after saying no to a run nearly a year ago. he's been watching the campaign from the sidelines and believes there's an opening right down the middle. >> it has felt to me watching the race unfold that we are beginning to break into sort of camps of nostalgia on one hand and big ideas sort of my way or no way on the other. >> reporter: talking about two friends now rivals, joe biden and elizabeth warren.