A worker sweeps an area at the Jiuquan Iron & Steel (Group) Co Ltd (JISCO) factory complex as the sun rises over the city of Jiayuguan, some 2,000 km (1,250 miles) west of Beijing, on April 22, 2016.
Chinese steel output rose in March, despite repeated pledges by the world's top producer to cut capacity as the worldwide industry languishes under a global glut. - AFP PHOTO / NICOLAS
A picture made available 22 April 2016 Nepalese earthquake survivor Ramesh performing a wheelchair stunt to entertain others at a shelter in Kathmandu, Nepal, 19 April 2016. - EPA/NARENDRA SHRESTHA
Volunteers carry elephant tusks to a burning site on April 22, 2016 for a historic destruction of illegal ivory and rhino-horn confiscated mostly from poachers in Nairobi's national park. - AFP PHOTO / TONY KARUMBA
A Uruguayan soldier of the United Nations' Stabilization Mission in DR Congo (MONUSCO) is pictured at the Uruguayan base in Goma, Democratic Republic of Congo, on April 21, 2016. - AFP PHOTO / PABLO PORCIUNCULA
A man rides his bicycle in a colza field near Dresden, eastern Germany, on April 21, 2016. - AFP PHOTO / Sebastian Kahnert
This handout portrait picture taken by US photographer Annie Liebovitz shows Queen Elizabeth II (C) posing with her two grandchildren, James, Viscount Severn (L) and Lady Louise (2L) and her five great-grandchildren Mia Tindall (holding handbag), Savannah Philipps (3R), Isla Phillips (R), Prince George (2R) and Princess Charlotte (C) in the Green Drawing room at Windsor Castle in Windsor.
This picture is one of three official photographs released by Buckingham Palace to mark Queen Elizabeth II's 90th birthday. AFP PHOTO / ANNIE LIEBOVITZ
View of a mural depicting US presidential candidate Donald Trump on the US-Mexico border fence at the Libertad neighborhood in Tijuana, northwestern Mexico on April 19, 2016. - AFP PHOTO / JOSE RIVERA
Ferrari's German driver Sebastian Vettel steers his car during practice for the Formula One Chinese Grand Prix in Shanghai on April 16, 2016. - AFP PHOTO / GREG BAKER
A young boy runs through rows of tulips at the Abbotsford Tulip Festival in Abbotsford, Canada, Sunday, April 17, 2016. - AP/Darryl Dyck/The Canadian Press
A nautical themed breathing mask is fixed to Lord Nelson's statue at the top of Nelson's Column in Trafalgar Square, central London on 18 April 2016.
The stunt was part of a series that were carried out across the capital by Environmental protest group Greenpeace by adding masks to famous statues, to highlight air pollution in the capital. - AFP PHOTO / Leon NEAL