tonight, several developing headlines as we come on the air. the numbers just in. 165,000 new cases of coronavirus in just 24 hours. and tonight, the news, cases are now on the rise in all 50 states. by one estimate, 74 americans diagnosed every minute. tonight, the refrigerated trucks we have not seen since the spring. the hospitals in the heartland running out of beds. and news on that pfizer vaccine tonight. when could it be widely available and what dr. fauci just said about when americans will likely get this. and how they'll have to transport it. i needs to be kept at 94 degrees below zero. also tonight, the other breaking headline. 24 hours after president trump fired his defense secretary in a tweet, tonight, three more top pentagon officials out. martha raddatz standing by.