January 21, 2020

Migratory birds fly in heavy smog over a boat on the Yamuna River in New Delhi, India.

Swedish climate activist and Time's Person of the Year 2019 Greta Thunberg attends a session during the World Economic Forum annual meeting in Davos, Switzerland.

Honduran girls play near Mexican National Guards in an area where Central American migrants camp along the Mexican side the Suchiate River, across from Guatemala.

An Iraqi anti-government protester walks amid a cloud of smoke from burning tires lit to block a road leading to the airport in the Iraqi holy city of Najaf.

Itza, one of 17 rescued tigers and lions from Guatemala circuses, is released at the Animal Defenders International Wildlife Sanctuary in Winburg, South Africa.

Russian Communist Party supporters take part in a memorial ceremony to mark the 96th anniversary of the death of Russian communist revolutionary Vladimir Ilyich Ulyanov, also known as Lenin, at Red Square in Moscow.

A helicopter carrying U.S. President Donald Trump flies over the Swiss Alps on the way to the World Economic Forum in Davos, Switzerland.

Workers from a cleaning service spray disinfectant at the customs, immigration and quarantine (CIQ) area at Incheon international airport, west of Seoul, South Korea.

Spain's Rafael Nadal is seen in action during the match against Bolivia's Hugo Dellien at the Australian Open, Melbourne Park, Melbourne, Australia.

A woman is pictured outside as Storm Gloria hits Maresme coast in Badalona, near Barcelona, Spain.