 Joe Biden is our nominee. He is not leaving this race. He is in this race and I support him. In the Senate, the majority leader Chuck Schumer also backed the president saying, quote, I'm for Joe. And as questions swirl about President Biden's health, he faces a key test this week as he hosts the leaders of NATO countries for a summit in D.C. It starts today. Bloomberg's news director for Europe, Ross Matheson, says while many will have eyes on Biden,