before the cops arrive. i think that is a real hole in his credibility that the jury is going to look at carefully. regardless of what happens today in cross examination. >> he said he took it off and someone said don't tamper with evidence, so he put it back on. it is hard to follow, we'll see what the jury pays at s attenti and what they pick up on. thank you. some say they were caught off guard by new york city's new vaccine mandate. mayor bill de blasio responds live coming up. first, he helped pull off an olympic miracle during cold war tensions with russia. we're getting his take on the diplomatic boycott of the beijing winter games next.