BEVERLY HILLS, CA - AUGUST 01: Group President of Discovery Channel, Animal Planet and Science Channel Rich Ross speaks onstage at the 'Discovery Channel - Harley and the Davidsons' panel discussion during the Discovery Communications portion of the 2016 Television Critics Association Summer Tour at The Beverly Hilton Hotel on August 1, 2016 in Beverly Hills, California. (Photo by Frederick M. Brown/Getty Images)

BEVERLY HILLS, CA - AUGUST 01: Group President of Discovery Channel, Animal Planet and Science Channel Rich Ross speaks onstage at the 'Discovery Channel - Harley and the Davidsons' panel discussion during the Discovery Communications portion of the 2016 Television Critics Association Summer Tour at The Beverly Hilton Hotel on August 1, 2016 in Beverly Hills, California. (Photo by Frederick M. Brown/Getty Images)

BEVERLY HILLS, CA - AUGUST 01: Group President of Discovery Channel, Animal Planet and Science Channel Rich Ross speaks onstage at the 'Discovery Channel - Harley and the Davidsons' panel discussion during the Discovery Communications portion of the 2016 Television Critics Association Summer Tour at The Beverly Hilton Hotel on August 1, 2016 in Beverly Hills, California. (Photo by Frederick M. Brown/Getty Images)

BEVERLY HILLS, CA - AUGUST 01: Group President of Discovery Channel, Animal Planet and Science Channel Rich Ross speaks onstage at the 'Discovery Channel - Harley and the Davidsons' panel discussion during the Discovery Communications portion of the 2016 Television Critics Association Summer Tour at The Beverly Hilton Hotel on August 1, 2016 in Beverly Hills, California. (Photo by Frederick M. Brown/Getty Images)

A hand is silhouetted in front of a computer screen in this picture illustration taken in Berlin May 21, 2013. REUTERS/Pawel Kopczynski

A nanoparticle carrying an RNA vaccine payload that was developed and manufactured at the Massachusetts Institute of Technology is pictured in this undated handout photo obtained by Reuters August 1, 2016. Dr. Omar F. Khan/MIT/Handout via REUTERS.

TOPSHOT - Pope Francis reacts while wearing a hat during a press conference on the plane after his visit to Krakow for the World Youth Days, on July 31, 2016. Pope Francis celebrated mass on July 31, 2016 with over 1.5 million pilgrims in a vast sun-drenched field in Poland, wrapping up an emotionally charged trip with some choice technological metaphors. In a nod to today's internet-dominated world, Francis urged the faithful, who had travelled to Poland from all over the world, to "download the best link of all, that of a heart which sees and transmits goodness without growing weary". / AFP PHOTO / POOL AND AFP PHOTO / Filippo MONTEFORTEFILIPPO MONTEFORTE/AFP/Getty Images

FILE - AUGUST 1, 2016: It was reported that Tesla Motors Inc. has reached a deal to buy SolarCity Corp. for $2.6 billion August 1, 2016. SUN VALLEY, ID - JULY 07: Elon Musk, CEO and CTO of SpaceX, CEO and product architect of Tesla Motors, and chairman of SolarCity, attends the Allen & Company Sun Valley Conference on July 7, 2015 in Sun Valley, Idaho. Many of the worlds wealthiest and most powerful business people from media, finance, and technology attend the annual week-long conference which is in its 33nd year. (Photo by Scott Olson/Getty Images)