brought in seasoned vetters that brianna was talking about, attorney william mcginley, working on delegate and convention rules. rick wiley joined the campaign after working for governor scott walker's campaign. one source said people are wondering inside the trump campaign what is corey lewandowski's role now? >> we've been hearing less from donald trump than we're used to, what he has said has been less outrageous than in the past. are paul manafort and rick wiley, the gentlemen, are they restraining him? >> reporter: that's no easy task. remember, jake, it was lewandowski, as you know, who used to say, let trump be trump. but lately, right, trump has been more cautious in his comments but attacks on the rnc and the party estimate for awarding delegates have raised eyebrows. maybe not a total lid has been placed on what trump is saying these days. one trump source tells me, from what he's hearing from party regulars, they don't mind that donald trump is running an anti-establishment campaign. they just want to see donald trump running a more professional campaign and that will go a long way in attracting nervous, uncomm