Coronavirus. Did it come out of a lab in wuhan . Thats whAt Theyre looking at. Questions also this morning surrounding the Summer Olympics in tokyo, as japan struggles to get its covid outbreak under control. What a new study is saying about immunity from coronavirus, for those who have beaten it and those who are vaccinated. And Senate Majority Leader Chuck Schumer could force a vote as early as today on a commission to investigate the January 6th attack on the capitol. But we begin unfortunately with the latest from San Jose, california, where nine people now are dead after an employee opened fire at a Light Rail Yard. Police say the shooter took his own life. According to authorities, the victims range in age from 29 to 63 years old. Law enforcement sources say the gunman was an employee of the Santa Clara Valley transportation authority. Investigators say so far, the Motive Sun clear. Nbc news national Correspondent Miguel Almaguer reports. This is an active shooter. Reporter The S