[inaudible conversations] good afternoon, everyone. Welcome to this panel, disrupting isis online, the challenge of combating online radical, this is to the congressional internet pockets and hosted by the congressional internet caucus. We would like to thank the cochairs, Bob Goodlatte and senator john sthune for hosting us today. We talk about salient topics to the internet and policy, and likes to come out to events for the summer. We have several excellent panelists with us. From the center for democracy, roughshod hussein from the department of justice, countering violent extremism over there and Shamus Hughes on the program for extremism at George Washington university for cyber and homeland security. I am a fellow at the internet law and policy foundry, a fellow at the congressional internet caucus. Lets get started. Lets get a brief overview and jump into it and get into what is the real issue with extremists online, what role do platforms like facebook, and google play in this