Sen. John McCain, R-Ariz., said Wednesday his ongoing treatment for brain cancer is going fine and told his colleagues on both sides of the aisle that he will be coming back to work after the August recess.

“My treatment is going fine. I’m feeling fine,” McCain said during a Facebook Live from his office in Phoenix. “This is a rough disease, let’s be very honest about it. That’s straightforward. I’ve always been straightforward.