Interview of JNJ CEO Alex Gorsky on CNBC...says they will ramp production simultaneously "at risk" so there will be 100's of millions of doses available by early 2021 and a billion doses by the end of 2021. Very confident from pre-clinical testing and modeling that the vaccine will be safe and effective. Interim results in Dec or early Jan at the latest. Says it will be distributed on a "not for profit" basis.