Live hearing start this week on russia and the u. S. Election elections. Tomorrow executives from google, facebook and twitter testify on russias use of social media before a Senate Judiciary subcommittee. Live at 2 30 p. M. On cspan three. Hearings continue wednesday is the social media executives testify before to committees. The first is at 9 30 a. M. Eastern before the Senate Intelligence committee and later at 2 00 p. M. Before the house intelligence committee. Both live on cspan2. You can also watch the hearings stream live online at cspan. Org or listen live with the cspan radio app. Former california congressman henry waxman talks about his experiences drafting healthcare legislation. That set rules for Prescription Drug prices. He served as chair and ranking democrat on the House Oversight committee. Okay. So i like to get started with our lunch keynote address. My name is aaron behind. Im an associate professor of medicine at harvard medical center. I run the program on regul