A dog plays during a warm spell in Bala Lake, Wales July 1, 2018. Reuters/Andrew Yates

Hip pop singers Battogtokh Odsaikhan (L) and Sanjjav Baatar of a band called Fish Symboled Stamp perform in an art gallery in Ulaanbaatar, Mongolia June 23, 2017. Picture taken June 23, 2017. REUTERS/B. Rentsendorj

Hip pop singers Battogtokh Odsaikhan and Sanjjav Baatar of a band called Fish Symboled Stamp perform in an art gallery in Ulaanbaatar, Mongolia June 23, 2017. Picture taken June 23, 2017. REUTERS/B. Rentsendorj

Earline Stephen participates in the "Pop n' Lock Dance Machine" installation, created by Catshrine, which is featured part of Teknopolis, a participatory arts-tech exhibit at the Brooklyn Academy of Music (BAM) in Brooklyn, New York, U.S., February 25, 2017. REUTERS/Ashlee Espinal

Irene Angelopoulous, co-creator of "Pop n' Lock Dance Machine" demonstrates how to pose for the installation which is featured part of Teknopolis, a participatory arts-tech exhibit at the Brooklyn Academy of Music (BAM) in Brooklyn, New York, U.S., February 25, 2017. REUTERS/Ashlee Espinal

A screen in Times Square features the image of late singer George Michael in Manhattan, New York City, U.S., December 26, 2016. REUTERS/Andrew Kelly TPX IMAGES OF THE DAY

Britain Football Soccer - Middlesbrough v Swansea City - Premier League - The Riverside Stadium - 16/17 - 17/12/16 Middlesbrough's Adam Clayton Reuters / Scott Heppell EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details.

Drummer Mark Falgren, vocalist Lukas Forchhammer and bassist Magnus Larsson of the band Lukas Graham pose for a picture in Manhattan, New York City, U.S., December 20, 2016. REUTERS/Andrew Kelly

Drummer Mark Falgren, vocalist Lukas Forchhammer and bassist Magnus Larsson of the band Lukas Graham pose for a picture in Manhattan, New York City, U.S., December 20, 2016. REUTERS/Andrew Kelly

Drummer Mark Falgren, vocalist Lukas Forchhammer and bassist Magnus Larsson of the band Lukas Graham pose for a picture in Manhattan, New York City, U.S., December 20, 2016. REUTERS/Andrew Kelly

Drummer Mark Falgren, vocalist Lukas Forchhammer and bassist Magnus Larsson of the band Lukas Graham pose for a picture in Manhattan, New York City, U.S., December 20, 2016. REUTERS/Andrew Kelly

Lukas Forchhammer of the band Lukas Graham poses for a picture in Manhattan, New York City, U.S., December 20, 2016. REUTERS/Andrew Kelly

Lukas Forchhammer of the band Lukas Graham poses for a picture in Manhattan, New York City, U.S., December 20, 2016. REUTERS/Andrew Kelly

Drummer Mark Falgren, vocalist Lukas Forchhammer and bassist Magnus Larsson of the band Lukas Graham pose for a picture in Manhattan, New York City, U.S., December 20, 2016. REUTERS/Andrew Kelly

Lukas Forchhammer of the band Lukas Graham poses for a picture in Manhattan, New York City, U.S., December 20, 2016. REUTERS/Andrew Kelly

Lukas Forchhammer of the band Lukas Graham poses for a picture in Manhattan, New York City, U.S., December 20, 2016. REUTERS/Andrew Kelly

Lukas Forchhammer of the band Lukas Graham poses for a picture in Manhattan, New York City, U.S., December 20, 2016. REUTERS/Andrew Kelly

Britain Football Soccer - Middlesbrough v Swansea City - Premier League - The Riverside Stadium - 17/12/16 Swansea City's Jay Fulton in action with Middlesbrough's Adam Clayton Action Images via Reuters / Jason Cairnduff Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details.

Britain Football Soccer - Middlesbrough v Swansea City - Premier League - The Riverside Stadium - 17/12/16 Middlesbrough's Adam Clayton in action with Swansea City's Gylfi Sigurdsson Reuters / Scott Heppell Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details.

Jacob Latimore arrives at the European Premiere of Collateral Beauty in London, Britain, December 15, 2016. REUTERS/Hannah McKay

Britain Football Soccer - Middlesbrough v Liverpool - Premier League - The Riverside Stadium - 14/12/16 Middlesbrough's Adam Clayton in action Action Images via Reuters / Ed Sykes Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details.

Actors Common and Sophia Bush announce nominations for the 23rd Annual Screen Actors Guild Awards in West Hollywood, California, U.S. December 14, 2016. REUTERS/Mario Anzuoni

Actors Common and Sophia Bush announce nominations for the 23rd Annual Screen Actors Guild Awards in West Hollywood, California, U.S. December 14, 2016. REUTERS/Mario Anzuoni

Actors Common and Sophia Bush announce nominations for the 23rd Annual Screen Actors Guild Awards in West Hollywood, California, U.S. December 14, 2016. REUTERS/Mario Anzuoni

Actors Common and Sophia Bush announce nominations for the 23rd Annual Screen Actors Guild Awards in West Hollywood, California, U.S. December 14, 2016. REUTERS/Mario Anzuoni

Actors Common and Sophia Bush announce nominations for the 23rd Annual Screen Actors Guild Awards in West Hollywood, California, U.S. December 14, 2016. REUTERS/Mario Anzuoni

Actors Common and Sophia Bush announce nominations for the 23rd Annual Screen Actors Guild Awards in West Hollywood, California, U.S. December 14, 2016. REUTERS/Mario Anzuoni

Actors Common and Sophia Bush pose after announcing nominations for the 23rd Annual Screen Actors Guild Awards in West Hollywood, California, U.S. December 14, 2016. REUTERS/Mario Anzuoni

Actors Common and Sophia Bush announce nominations for the 23rd Annual Screen Actors Guild Awards in West Hollywood, California, U.S. December 14, 2016. REUTERS/Mario Anzuoni

U.S. President-elect Donald Trump and musician Kanye West pose for media at Trump Tower in Manhattan, New York City, U.S., December 13, 2016. REUTERS/Andrew Kelly

U.S. President-elect Donald Trump and musician Kanye West pose for media at Trump Tower in Manhattan, New York City, U.S., December 13, 2016. REUTERS/Andrew Kelly

U.S. President-elect Donald Trump and musician Kanye West pose for media at Trump Tower in Manhattan, New York City, U.S., December 13, 2016. REUTERS/Andrew Kelly

Musician Kanye West meets with U.S. President-elect Donald Trump at Trump Tower in Manhattan, New York City, U.S., December 13, 2016. REUTERS/Andrew Kelly

U.S. President-elect Donald Trump and musician Kanye West pose for media at Trump Tower in Manhattan, New York City, U.S., December 13, 2016. REUTERS/Andrew Kelly

U.S. President-elect Donald Trump and musician Kanye West pose for media at Trump Tower in Manhattan, New York City, U.S., December 13, 2016. REUTERS/Andrew Kelly

U.S. President-elect Donald Trump and musician Kanye West pose for media at Trump Tower in Manhattan, New York City, U.S., December 13, 2016. REUTERS/Andrew Kelly

U.S. President-elect Donald Trump and musician Kanye West pose for media at Trump Tower in Manhattan, New York City, U.S., December 13, 2016. REUTERS/Andrew Kelly

U.S. President-elect Donald Trump and musician Kanye West walk through the lobby at Trump Tower in Manhattan, New York City, U.S., December 13, 2016. REUTERS/Andrew Kelly

U.S. President-elect Donald Trump and musician Kanye West pose for media at Trump Tower in Manhattan, New York City, U.S., December 13, 2016. REUTERS/Andrew Kelly

U.S. President-elect Donald Trump and musician Kanye West pose for media at Trump Tower in Manhattan, New York City, U.S., December 13, 2016. REUTERS/Andrew Kelly TPX IMAGES OF THE DAY

Musician Kanye West arrives for a meeting with U.S. President-elect Donald Trump at Trump Tower in Manhattan, New York City, U.S., December 13, 2016. REUTERS/Andrew Kelly

Musician Kanye West arrives for a meeting with U.S. President-elect Donald Trump at Trump Tower in Manhattan, New York City, U.S., December 13, 2016. REUTERS/Andrew Kelly

Musician Kanye West arrives for a meeting with U.S. President-elect Donald Trump at Trump Tower in Manhattan, New York City, U.S., December 13, 2016. REUTERS/Andrew Kelly

Justin Hurwitz accepts the award for best song on behalf of La La Land for "City of Stars" at the 22nd Annual Critics' Choice Awards in Santa Monica, California, U.S., December 11, 2016. REUTERS/Mario Anzuoni

Rapper Common presents the best song award at the 22nd Annual Critics' Choice Awards in Santa Monica, California, U.S., December 11, 2016. REUTERS/Mario Anzuoni

Rapper Common presents the best song award at the 22nd Annual Critics' Choice Awards in Santa Monica, California, U.S., December 11, 2016. REUTERS/Mario Anzuoni

Entertainer Justin Timberlake presents the award for best acting ensemble at the 22nd Annual Critics' Choice Awards in Santa Monica, California, U.S., December 11, 2016. REUTERS/Mario Anzuoni

Entertainer Justin Timberlake presents the award for best acting ensemble at the 22nd Annual Critics' Choice Awards in Santa Monica, California, U.S., December 11, 2016. REUTERS/Mario Anzuoni

Entertainer Justin Timberlake presents the award for best acting ensemble at the 22nd Annual Critics' Choice Awards in Santa Monica, California, U.S., December 11, 2016. REUTERS/Mario Anzuoni

Musician Janelle Monae arrives at the 22nd Annual Critics' Choice Awards in Santa Monica, California, U.S., December 11, 2016. REUTERS/Danny Moloshok

Musician Janelle Monae arrives at the 22nd Annual Critics' Choice Awards in Santa Monica, California, U.S., December 11, 2016. REUTERS/Danny Moloshok

Actress Jessica Biel and musician Justin Timberlake arrive at the 22nd Annual Critics' Choice Awards in Santa Monica, California, U.S., December 11, 2016. REUTERS/Danny Moloshok

Actress Jessica Biel and musician Justin Timberlake arrive at the 22nd Annual Critics' Choice Awards in Santa Monica, California, U.S., December 11, 2016. REUTERS/Danny Moloshok

Musician Janelle Monae arrives at the 22nd Annual Critics' Choice Awards in Santa Monica, California, U.S., December 11, 2016. REUTERS/Danny Moloshok

Actress Jessica Biel and musician Justin Timberlake arrive at the 22nd Annual Critics' Choice Awards in Santa Monica, California, U.S., December 11, 2016. REUTERS/Danny Moloshok

Actress Jessica Biel and musician Justin Timberlake arrive at the 22nd Annual Critics' Choice Awards in Santa Monica, California, U.S., December 11, 2016. REUTERS/Danny Moloshok

Actress Jessica Biel and musician Justin Timberlake arrive at the 22nd Annual Critics' Choice Awards in Santa Monica, California, U.S., December 11, 2016. REUTERS/Danny Moloshok

Actress Jessica Biel and musician Justin Timberlake arrive at the 22nd Annual Critics' Choice Awards in Santa Monica, California, U.S., December 11, 2016. REUTERS/Danny Moloshok

Actress Jessica Biel and musician Justin Timberlake arrive at the 22nd Annual Critics' Choice Awards in Santa Monica, California, U.S., December 11, 2016. REUTERS/Danny Moloshok

Actress Mandy Moore arrives at the 22nd Annual Critics' Choice Awards in Santa Monica, California, U.S., December 11, 2016. REUTERS/Danny Moloshok