john: the guy in the green shirt is alex epstein.o environmental rallies and holds up a sign that says what his t-shirt says, "i love fossil fuel. the protesters get angry and try to rip the sign out of his hands. >> it's fine if protesters call him a tool of big oil and curse him. they have gotten government prosecutors to order him to shut up. >> fossil fuel companies must be held accountable. the massachusetts and general. she claims that oil companies lied about climate change. they demanded that all documentation relating to their research efforts be turned over. alex he sign's group was named. congratulations. you are getting named in a subpoena. >> i wish i could laugh about it, but it's really bad. they are attacking companies and organizations associated with companies for expressing ideas they disagree with about the magnitude of co2s impact on climate. >> you have a group that says, "i love fossil fuels." you think they do more good than harm. >> for exxon, for co2. so for having that opinion, and for exxon having that opi