In this Tuesday, Dec. 25, 2018, file photo, a photojournalist is silhouetted by the sunset as a lightning strike at a resort affected by Saturday's tsunami in Carita, Indonesia. Christmas celebrations traditionally filled with laughter and uplifting music were replaced by somber prayers for tsunami victims in an area hit without warning following a volcanic eruption, leaving hundreds of people dead and thousands homeless in disaster-prone Indonesia. Photo: AP
This undated file photo provided by Columbus Zoo and Aquarium shows an Asian baby elephant, born Thursday, Dec. 6, 2018, in Powell, Ohio. The Columbus Zoo and Aquarium says the elephant born three weeks ago has died. The zoo says the female Asian elephant died Wednesday, Dec. 26, 2018, after a sudden illness. Photo: AP
In this Sunday, Dec. 23, 2018, file photo, Japan's Emperor Akihito, right, accompanied by Crown Prince Naruhito, left, walks away after greeting well-wishers as they appear on the balcony of the Imperial Palace to mark the emperor's 85th birthday in Tokyo. Photo: AP
In this Friday, Dec. 21, 2018, file photo, zoo owner Manny Tangco sits beside an orangutan named "Pacquiao" while wearing Santa Claus hats as part of their Christmas presentation at the Malabon Zoo in Manila, Philippines. Filipinos prepare to celebrate Christmas day, one of the most important holidays in this predominantly Roman Catholic nation. Photo: AP
In this Sunday, Dec. 23, 2018, file photo, a man reacts after identifying his relative among the bodies of tsunami victims in Carita, Indonesia. The tsunami that hit the coasts of Indonesian islands along the Sunda Strait was not big but it was destructive. The waves smashed onto beaches in the darkness Saturday night without warning, ripping houses and hotels from their foundations in seconds and sweeping terrified concertgoers into the sea. Photo: AP
In this Tuesday, Dec. 25, 2018, file photo, people inspect the damage at a tsunami-ravaged village in Sumur, Indonesia. The Christmas holiday was somber with prayers for tsunami victims in the Indonesian region hit by waves that struck without warning Saturday night. Photo: AP

In this Wednesday, Dec. 26, 2018, file photo, people take early morning walk amidst smog in New Delhi, India. Authorities have ordered fire services to sprinkle water from high rise building to settle dust particles and stop burning of garbage and building activity in the Indian capital as the air quality hovered between severe and very poor this week posing a serious health hazard for millions of people. Photo: AP
In this Sunday, Dec. 23, 2018, file photo, well-wishers cheer as Japan's Emperor Akihito with his family members appear on the balcony of the Imperial Palace to mark the emperor's 85th birthday in Tokyo. Photo: AP
In this Monday, Dec. 24, 2018, file photo, volunteers clad in Santa Claus costumes throw their hats in the air as they gather to deliver gifts for the poor in downtown Seoul, South Korea. Photo: AP