reporter: christine and laura, this is a significant development. mark meadows at one point had been stonewalling the committee not giving them what they had been looking for. the fact he has agreed on some level to cooperate with them gives the committee an opportunity to move this conversation forward. and we re told that meadows has already handed over some 6,000 emails to the committee, and the deposition is scheduled for next week. the question is what will come out of that conversation. at this point meadows attorney saying that he s willing to answer questions from the committee, but that he s also still concerned about executive privilege, and executive privilege may mean something different from meadows and his attorneys that it may mean for the committee. so there is still the opportunity that when he comes in for this interview, that they do go meet at some sort of an impasse where they are no longer able to move forward and this entire process is stalled. regardless, at