SUN VALLEY, ID - JULY 5: Shari Redstone, a trustee and a vice chairman of Viacom and CBS, attends the annual Allen & Company Sun Valley Conference, July 5, 2016 in Sun Valley, Idaho. Every July, some of the world's most wealthy and powerful businesspeople from the media, finance, technology and political spheres converge at the Sun Valley Resort for the exclusive weeklong conference. (Photo by Drew Angerer/Getty Images)

EDINBURGH, SCOTLAND - JULY 05: Dr Tayce Phillips, dusts the accelerating cavity from CERN's large electron positron collider, during the opening of a major new development at the National Museum of Scotland on July 5, 2016 in Edinburgh,Scotland. The National Museum of Scotland today opened ten new galleries devoted to science, art and design, as part of £14.1m project which increased its exhibition space by almost half and putting many treasures from its collections on display for the first time. (Photo by Jeff J Mitchell/Getty Images) *** BESTPIX ***

SUN VALLEY, ID - JULY 5: A view of the entrance to the Sun Valley Resort on the first day of the annual Allen & Company Sun Valley Conference, July 5, 2016 in Sun Valley, Idaho. Every July, some of the world's most wealthy and powerful businesspeople from the media, finance, technology and political spheres converge at the Sun Valley Resort for the exclusive weeklong conference. (Photo by Drew Angerer/Getty Images)

SUN VALLEY, ID - JULY 5: A view of the Sun Valley Lodge on the first day of the annual Allen & Company Sun Valley Conference, July 5, 2016 in Sun Valley, Idaho. Every July, some of the world's most wealthy and powerful businesspeople from the media, finance, technology and political spheres converge at the Sun Valley Resort for the exclusive weeklong conference. (Photo by Drew Angerer/Getty Images)

SUN VALLEY, ID - JULY 5: A view of the entrance sign to the Sun Valley Resort on the first day of the annual Allen & Company Sun Valley Conference, July 5, 2016 in Sun Valley, Idaho. Every July, some of the world's most wealthy and powerful businesspeople from the media, finance, technology and political spheres converge at the Sun Valley Resort for the exclusive weeklong conference. (Photo by Drew Angerer/Getty Images)

SUN VALLEY, ID - JULY 5: Hikers take in the view along a trail near the Sun Valley Resort on the first day of the annual Allen & Company Sun Valley Conference, July 5, 2016 in Sun Valley, Idaho. Every July, some of the world's most wealthy and powerful businesspeople from the media, finance, technology and political spheres converge at the Sun Valley Resort for the exclusive weeklong conference. (Photo by Drew Angerer/Getty Images)

SUN VALLEY, ID - JULY 5: A view of the Sun Valley Lodge on the first day of the annual Allen & Company Sun Valley Conference, July 5, 2016 in Sun Valley, Idaho. Every July, some of the world's most wealthy and powerful businesspeople from the media, finance, technology and political spheres converge at the Sun Valley Resort for the exclusive weeklong conference. (Photo by Drew Angerer/Getty Images)

SUN VALLEY, ID - JULY 5: A view of the Sun Valley Lodge on the first day of the annual Allen & Company Sun Valley Conference, July 5, 2016 in Sun Valley, Idaho. Every July, some of the world's most wealthy and powerful businesspeople from the media, finance, technology and political spheres converge at the Sun Valley Resort for the exclusive weeklong conference. (Photo by Drew Angerer/Getty Images)