“I am asking all Americans, I’m asking every Democrat, I’m asking every independent, I’m asking a lot of Republicans to come together in this campaign to support your candidacy, which I endorse,” Sanders said.

“We’ve got to make Trump a one-term president,” Sanders added. “I will do all that I can to make that happen.”

More politics coverage from Fortune:

—How Fortune 500 companies are utilizing their resources and expertise during the pandemic
—Joe Biden’s health care plan for the coronavirus and beyond
—Coalminers’ work is “essential” during the coronavirus crisis, but is their safety?
—Why the Fed’s move to buy Corporate America’s junk bonds is so significant
—Listen to Leadership Next, a Fortune podcast examining the evolving role of CEO
—WATCH: As unemployment skyrockets, the labor market’s future looks grim

Get up to speed on your morning commute with Fortune’s CEO Daily newsletter.