Daniel Cheong, a dog behaviorist and trainer, steps over a leash as he walks a pack of dogs in Arlington, Va. on November 13, 2018. (Photo by Ricky Carioti/The Washington Post)

This photo provided by the Alameda County Sheriff's Office shows a man who was possibly trying to burglarize an abandoned Chinese restaurant in San Lorenzo, Calif., trapped in a grease vent before he was rescued Wednesday, December 12, 2018. Officials say he had been trapped for two days. Deputies and firefighters were called to the vacant building on Wednesday after someone heard cries for help. The sheriff tweeted that the man was trespassing and possibly trying to burglarize the empty restaurant. (Photo by Alameda County Sheriff's Office via AP Photo)

A spectator waits for the start of the Jeremy Scott show during Fashion Week in New York, Thursday, February 8, 2018. (Photo by Andres Kudacki/AP Photo)

A vendor carries her products in a bucket on her head as she walks through the neighborhood of Jalousie, in the commune of Petion Ville, Port-au-Prince, on December 17, 2018. On the hills of Port-au-Prince, a chaotic jumble of structures stretches ever farther into the distance: Haiti's capital is suffering under the weight of high inflation, endemic corruption and a perilous drop in the value of its currency. Jalousie is a poor neighborhood of the capital which lacks sanitation and potable water. (Photo by Hector Retamal/AFP Photo)

Women wearing sunglasses pose for a group photo at a park in Beijing in 1980. (Photo by Reuters/China Daily)

Three very colouful alpacas enjoy the hot weather at Toft Farm, Rugby, on July 19, 2013. (Photo by Caters News)

A group of 1000 customers receive a facial massage at a sports centre in Jinan, Shandong province, China, May 4, 2015. A group of 1000 women were given a 30 minutes facial beauty treatment together on Monday that achieved a Guinness record for the largest group of people having beauty treatment in the same location, according to local media. (Photo by Reuters/Stringer)

Attnedees dressed in Zombie outfits walk down the Gaslamp Quarter outside of the 2015 Comic-Con International in San Diego, California July 8, 2015. (Photo by Sandy Huffaker/Reuters)