thrilled with his behavior. he's got some rehab bill tation to do with the republican party and helping out pence is part of that process. >> in terms of the base that could certainly help. >> yes, he needs donald -- it's very interesting he's coming in now, he's hitting the road. he needs those voters. this feels all about 2020. if he's going to run then, he needs donald trump's support, donald trump's base. >> if trump were to win, what role cruz would play. you can see clearly what role he would play with a clinton administration. antagonistic. grandstanding in the way he did with obama. what woe would he do with a trump administration. maybe he wants to make sure he's not completely sidelines. >> cruz is thinking of running in 2020 for the republican nomination. first he's got to get himself re-elected in texas. mike mccall, the chairman of the services committee, i spoke to him earlier this week, he's a republican, from texas. he didn't necessarily rule out the possibility of challenging told cruz -- >> he just didn't want to go there yet.