A refreshed Democratic Party gathered Monday night for a valedictory speech from President Joe Biden, whose decision to end his reelection bid released newfound energy with Vice President Kamala Harris ′ rise to the top of the ticket. The Democratic National Convention that began Monday in Chicago holds particularly high stakes for the party one month after an unprecedented mid-campaign switch from Biden to Harris. The opening night was designed as a handoff from the incumbent to his hand-picked successor — albeit four years before he intended for her to follow him. MORE: https://www.cbs8.com/article/news/nation-world/democratic-national-convention-opens-transformed-by-harris-ascendance-but-facing-lingering-questions/507-77a8ffa3-1f57-49c4-bac9-10b04e3a0438