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your signal right there, congressman. we're going to try and re-establish that because we certainly want to talk to him and have a lot of questions about how the committee is building, and now with the add of a second republican, and of course tuesday's hearings begin this week, and at cnn we'll have special live coverage of the hearing beginning at 9:00 a.m. with our wolf blitzer. we're going to get back to that in a moment. all right. meantime, growing fallout now from the nfl's vaccine push. an assistant coach for the minnesota vikings is now out of a job after refusing the vaccine. it's not mandatory for players, but player who's do get covid could face hefty fines, and their teams may have to forfeit games. dr. sanjay gupta has this report. >> with the first pre-season game less than two week as way, the national football league is sending a warning to unvaccinated players.