Harris is pushing joy. Trump paints a darker picture. Will mismatched moods matter?

WASHINGTON (AP) — At the top of his first speech as her running mate, Minnesota Gov. Tim Walz turned to Vice President Kamala Harris and declared, “Thank you for bringing back the joy.” The next day, Harris took the theme a step further, branding the Democratic ticket “joyful warriors.” Contrast that with former President Donald Trump, who opened a news conference at his Mar-a-Lago club in Florida a few days later by saying, “We have a lot of bad things coming up,” and predicting the U.S. could fall into an economic depression unseen since the dark days of 1929 or even another world war. “I think that our country is, right now, in the most dangerous position it’s ever been in, from an economic standpoint, from a safety standpoint,” Trump said Thursday. Democrats are playing up their sunnier outlook, promoting the idea that voters can be inspired to support someone and not just cast their ballot against the other side. The Trump campaign argues their candidate is reflecting the dour mood of the country and dismisses the idea that a growing contrast in tone and upbeat attitude will decide the presidency. Two-thirds of Americans reported feeling very or somewhat pessimistic...