Here's a preview of what he'll say:
"How far is it from the white supremacists and Neo-Nazis in Charlottesville –Trump’s 'very fine people' 2/
"In both clear language and in code, this president has fanned the flames of white supremacy in this nation." 3/
"President George HW Bush renouncing his NRA membership. President Clinton after Oklahoma City. President George W Bush going to a Mosque shortly after 9/11. President Obama after Charleston... 4/
"We don’t have that today. We have a president who has aligned himself with the darkest forces in this nation. And that makes...5/
"Instead we have a president with a toxic tongue who has publicly and unapologetically embraced a political strategy of...7/
"So it’s up to us. We’re living through a rare moment in this nation’s history. Where our president isn’t up to the moment. Where our president lacks the moral authority to lead. Where our president has more in common...8/
"We are almost 330 million Americans who have to do what our president can’t. Stand together. Stand against hate. Stand up for what--at our best--this nation believes." 9/9