LAS VEGAS, NV - SEPTEMBER 07: The YI Erida drone from YI Technology is displayed at InterDrone, an international drone conference and exposition for commercial drones, at the Paris Las Vegas on September 7, 2016 in Las Vegas, Nevada. The full carbon fiber body drone is the fastest tri-copter in the world with a top speed of 75mph. It comes with a YI 4K Action Camera with a 12-megapixel sensor that records video at 30 frames per second. The conference runs through September 9 and is expected to feature 160 exhibitors showing off their latest products and services to more than 4,000 attendees. The Federal Aviation Administration's Part 107 regulations to operate small unmanned aircraft systems (sUAS) or drones, went into effect in August allowing operators of commercial drones weighing more than .55 pounds and less than 55 pounds to obtain a remote pilot certificate after passing a FAA knowledge exam. (Photo by Ethan Miller/Getty Images)

LAS VEGAS, NV - SEPTEMBER 07: The YI Erida drone from YI Technology is displayed at InterDrone, an international drone conference and exposition for commercial drones, at the Paris Las Vegas on September 7, 2016 in Las Vegas, Nevada. The full carbon fiber body drone is the fastest tri-copter in the world with a top speed of 75mph. It comes with a YI 4K Action Camera with a 12-megapixel sensor that records video at 30 frames per second. The conference runs through September 9 and is expected to feature 160 exhibitors showing off their latest products and services to more than 4,000 attendees. The Federal Aviation Administration's Part 107 regulations to operate small unmanned aircraft systems (sUAS) or drones, went into effect in August allowing operators of commercial drones weighing more than .55 pounds and less than 55 pounds to obtain a remote pilot certificate after passing a FAA knowledge exam. (Photo by Ethan Miller/Getty Images)

(FILE PHOTO) US Media Firm Liberty Media is set to buy Formula 1 for $4.4bn/£3.3bn. Bernie Ecclestone is due to remain as chief executive with Chase Carey, vice-chairman of 21st Century Fox to become the new chairman. SUN VALLEY, ID - JULY 11: Chase Carey, President, Chief Operating Officer and Deputy Chairman of News Corporation, attends the Allen & Co., annual conference on July 11, 2013 in Sun Valley, Idaho. The resort will host corporate leaders for the 31th annual Allen & Co. media and technology conference where some of the wealthiest and most powerful executives in media, finance, politics and tech gather for a weeklong meetings which begins Tuesday. Past attendees included Warren Buffett, Bill Gates and Mark Zuckerberg. (Photo by Kevork Djansezian/Getty Images)

LAS VEGAS, NV - SEPTEMBER 07: The Saxon Remote Systems Viper M10 fixed wing autonomous electric vehicle is displayed at InterDrone, an international drone conference and exposition for commercial drones, at the Paris Las Vegas on September 7, 2016 in Las Vegas, Nevada. The Viper has a 10-foot wingspan and can fly for up to six hours at a time and between eight and 10 hours with optional solar paneling installed. The USD 15,000 unit can carry up to a 15-pound payload and has a first-person view camera and LiDAR technology to assist use for surveillance or inspecting crops or power lines. The conference runs through September 9 and is expected to feature 160 exhibitors showing off their latest products and services to more than 4,000 attendees. The Federal Aviation Administration's Part 107 regulations to operate small unmanned aircraft systems (sUAS) or drones, went into effect in August allowing operators of commercial drones weighing more than .55 pounds and less than 55 pounds to obtain a remote pilot certificate after passing a FAA knowledge exam. (Photo by Ethan Miller/Getty Images)

LAS VEGAS, NV - SEPTEMBER 07: The Saxon Remote Systems Viper M10 fixed wing autonomous electric vehicle is displayed at InterDrone, an international drone conference and exposition for commercial drones, at the Paris Las Vegas on September 7, 2016 in Las Vegas, Nevada. The Viper has a 10-foot wingspan and can fly for up to six hours at a time and between eight and 10 hours with optional solar paneling installed. The USD 15,000 unit can carry up to a 15-pound payload and has a first-person view camera and LiDAR technology to assist use for surveillance or inspecting crops or power lines. The conference runs through September 9 and is expected to feature 160 exhibitors showing off their latest products and services to more than 4,000 attendees. The Federal Aviation Administration's Part 107 regulations to operate small unmanned aircraft systems (sUAS) or drones, went into effect in August allowing operators of commercial drones weighing more than .55 pounds and less than 55 pounds to obtain a remote pilot certificate after passing a FAA knowledge exam. (Photo by Ethan Miller/Getty Images)

The logo of Dow Jones Industrial Average stock market index listed company United Technologies and their subsidiary Pratt & Whitney is pictured in San Diego, California April 21, 2016. REUTERS/Mike Blake

CORRECTION - The iPhone 7 is seen on display during an Apple media event at Bill Graham Civic Auditorium in San Francisco, California on September 7, 2016. Apple on Wednesday unveiled two upgraded versions of its iPhone and a new waterproof smartwatch, seeking to reignite growth for the iconic technology maker. The iPhone 7 and larger iPhone 7 Plus, with new camera technology, 50-meter water resistance and other features, were the highlight of an Apple media event in San Francisco. / AFP PHOTO / Josh Edelson / The erroneous mention[s] appearing in the metadata of this photo by Josh Edelson has been modified in AFP systems in the following manner: (iPhone 7] instead of [iPhone 7 Plus]. Please immediately remove the erroneous mention[s] from all your online services and delete it (them) from your servers. If you have been authorized by AFP to distribute it (them) to third parties, please ensure that the same actions are carried out by them. Failure to promptly comply with these instructions will entail liability on your part for any continued or post notification usage. Therefore we thank you very much for all your attention and prompt action. We are sorry for the inconvenience this notification may cause and remain at your disposal for any further information you may require.JOSH EDELSON/AFP/Getty Images

Apple CEO Tim Cook speaks during an Apple media event at the Bill Graham Civic Auditorium in San Francisco, California on September 7, 2016. Apple on Wednesday unveiled two upgraded versions of its iPhone and a new waterproof smartwatch, seeking to reignite growth for the iconic technology maker. The iPhone 7 and larger iPhone 7 Plus, with new camera technology, 50-meter water resistance and other features, were the highlight of an Apple media event in San Francisco. / AFP PHOTO / Josh EdelsonJOSH EDELSON/AFP/Getty Images