Document 979z2Eqz8pQoVv9prOOb1y07

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To: From: Sent: Subject: Hupp, Millan[hupp.millan@epa.gov] Yergin, Dan Sun 3/26/2017 4:37:12 PM thank you Dear Millan, Many thanks for all your efforts to have Administrator Pruitt at CERAWeek. He was outstanding and made a real contribution. I know it was very challenging given the confinnation process and all the demands, and we're very grateful. Thank you for staying "on the case" and all the aJTangements ! Kind regards, Dan Yergin 17cv01906 Sierra Club v. EPA ED_001523B_00002203-00001