three million americans have gotten their first shot. that's the highest seven day total since july 4th. >> we are learning more tonight about so-called break-through infections that occur in people fully vaccinated. a new study by the keiser family foundation found that those cases are reported in less than 1% of the fully vaccinated. tonight, senator lindsay graham is among them. the senator said he will be in quarantine for ten days and went to say, quote, i'm very glad i was vaccinated because without vaccination i'm certain i would not feel as wells as i do now. graham was one of several senators that attended the saturday gathering on joe manchin's houseboat and he said all on the boat were vaccinated and graham is the only one testing positive. two more law enforcement officers who responded to the