Polls a month ago showed Trump with a clear lead over Biden, but Harris has closed the gap both nationally and in many of the highly competitive states including Pennsylvania
As Democrats seek to project a sense of unity after the unprecedented change-up in candidates, Harris, 59, is likely to join Biden on stage, sources said, where he will ceremonially pass the torch to her.
Harris will formally accept the nomination on Thursday night with a highly anticipated speech. If elected on Nov. 5, Harris would make U.S. history as the first female president.
A coalition of some 200 social justice organizations, many from pro-Palestinian groups, will gather outside the convention.
Some pro-Palestinian delegates to the convention are pushing for the party to change its platform to limit weapons to Israel.
Harris is heading into the convention riding a historic whirlwind: her campaign has broken records for fundraising, packed arenas with supporters, and turned opinion polls in some battleground states in Democrats‘ favor.
Biden abandoned his reelection bid after his disastrous debate against Trump on June 27 prompted longtime allies, major donors and other party supporters to demand he step aside.
Polls a month ago showed Trump with a clear lead over Biden, but Harris has closed the gap both nationally and in many of the highly competitive states including Pennsylvania that will play a decisive role in the election.
