Johns Hopkins University hosted the Change by Degrees symposium on May 3rd 2019 at the National Academy of Science Auditorium In Washington DC. CEO Chris McWhinney was on the afternoon panel discussion moderated by The Washington Post. The event was Carried Live on C-Span 2 and Live Streamed on Face Book. You can watch the full segment at the following Link. https://www.c-span.org/video/?460377-2/johns-hopkins-climate-change-symposium-part-3#
Mr. McWhinney is dressed in the white shirt. To save time you can drag the video placement bar at the bottom of the video screen to find the several speaking segments where Chris explains the Power of Hydrogen.
You may also see a short 7 min segment clipped from C-Span here. https://www.c-span.org/video/?c4795978/hydrogen