cbs's nicole killian is tracking the transition from west palm beach florida. >> reporter: this week the holiday rush is on with more of president-elect donald trump's picks hitting the halls. health and human services designate robert f. kennedy jr. starts his first rounds monday. the independent turned trump ally has been heavily scrutinized that vaccines cause autism. >> rfk jr. said let's go through and have more science and study more to make sure the safety and efficacy is there, and that's what president trump is saying. >> reporter: this week at the army-navy game the president-elect hob knobbed with congressional leaders alongside many others of his controversial designees from kash patel to tulsi gabbard and pentagon pick pete hegseth. >> i asked him point blank, were you drunk in a bar and got up and said, let's kill all the muslims. he said, no. >> reporter: while some senate republicans say they're on board -- >> president trump deserves his team so he can get to work. >> reporter: -- others like alaska's lisa murkowski are skeptical and say they are being pressured. >>

cbs's nicole killian asked hegseth about it. >> when you were at concerned veterans for america, were you ever drunk while traveling on the job? >> not going to dig any phi that with a response. >> reporter: hegseth who has been tapped by president-elect trump who overhaul the massive department of defense was already dealing with allegations that he sexually assaulted a woman at a republican convention in monterey, california, in 2017, but he was never criminally charged. alabama senator, tommy tuberville, who met with him said it doesn't bother him. >> what i've talked to him about, what i've read, studied, being around him, i'll vote for him. >> reporter: hegseth is not the only contentious pick being weighed by senate republicans. over the weekend trump announced his choice to lead the fbi, 44-year-old kash patel. >> i'd shut down the fbi hoover building on day one. >> reporter: patel held leadership roles in defense and intelligence in the first trump term and has promised to use the fbi to go after those he says have targeted trump. nancy cordes, cbs news, west palm beach, flori