>> reporter: he stoked false election fraud claims and the fervor among trump supporters. >> help us pay for the staging, the transportation and, most importantly, the security of our peaceful protesters. >> reporter: he raised millions of dollars. he was among the speakers at rallies in d.c., leading up to january 6th. >> and now they seek nothing less than the heist of the 2020 election, and we say no way! >> reporter: while the interview with stone was short and likely did not yield much information, the committee may have had more luck with caroline wren, another organizer who met with the committee for several hours. multiple sources previously told cnn investigators are interested in wren's role as a frazer for various pro-trump rallies, including the one on january 6th. they also want to hear from phil waldren, a man behind a powerpoint filled with plns to overturn the election results