What to watch as the Democratic National Convention enters its second day in Chicago [Video]

The Democratic National Convention heads into its second day on Tuesday.With President Joe Biden having addressed delegates, the week’s full focus now turns to Vice President Kamala Harris and her running mate, Minnesota Gov. Tim Walz, as the party and its leaders aim to argue why their new nominee is best suited to be in the White House over the Republican nominee, former President Donald Trump.Here’s what to watch on the second day:The Obamas will speak Tuesday nightFormer President Barack Obama and former first lady Michelle Obama are returning to the city they once called home to take the stage in support of Harris’ nomination.The Obamas are expected to headline the convention’s second night, a day after the unofficial farewell for Biden, who served eight years as Obama’s vice president. Biden won’t be in the hall to see his former running mate speak, having departed Chicago after his own speech.According …