LONDON, ENGLAND - AUGUST 12: People relax on boats on the Serpentine lake on August 12, 2016 in London, England. Temperatures in London have reached 27 degrees centigrade today with pleasant weather also expected over the weekend. (Photo by Carl Court/Getty Images)

SILVIS, IL - AUGUST 11: A groundskeeper places a flag on the 18th hole after a weather delay during the first round of the John Deere Classic at TPC Deere Run on August 11, 2016 in Silvis, Illinois. (Photo by Michael Cohen/Getty Images)

WEST HOLLYWOOD, CA - AUGUST 10: Actor Michael Weatherly arrives at the CBS, CW, Showtime Summer TCA Party at Pacific Design Center on August 10, 2016 in West Hollywood, California. (Photo by Matt Winkelmeyer/Getty Images)

WEST HOLLYWOOD, CA - AUGUST 10: Actor Michael Weatherly arrives at the CBS, CW, Showtime Summer TCA Party at Pacific Design Center on August 10, 2016 in West Hollywood, California. (Photo by Matt Winkelmeyer/Getty Images)

WEST HOLLYWOOD, CA - AUGUST 10: Actor Michael Weatherly arrives at the CBS, CW, Showtime Summer TCA Party at Pacific Design Center on August 10, 2016 in West Hollywood, California. (Photo by Matt Winkelmeyer/Getty Images)

WEST HOLLYWOOD, CA - AUGUST 10: Actor Michael Weatherly arrives at the CBS, CW, Showtime Summer TCA Party at Pacific Design Center on August 10, 2016 in West Hollywood, California. (Photo by Matt Winkelmeyer/Getty Images)

Actor Michael Weatherly attends The 2016 CBS TCA Summer Press Tour in West Hollywood, California, on August 10, 2016. / AFP PHOTO / VALERIE MACONVALERIE MACON/AFP/Getty Images

Actor Michael Weatherly attends The 2016 CBS TCA Summer Press Tour in West Hollywood, California, on August 10, 2016. / AFP PHOTO / VALERIE MACONVALERIE MACON/AFP/Getty Images