>> greg: thanks to matt whitaker, dagen mcdowell, i am greg gutfeld and i love america. ♪ ♪ >> shannon: hello, welcome to "fox news @ night," i am shannon bream in washington. breaking tonight, the vaccination status of nearly 100 million americans today with the supreme court set to hear two challenges of president biden's vaccine mandates for health care workers. oral arguments to begin just hours from now. we will get to the heart of that today. and find out what it means for