Nikita Dudnik of Russia won the Nature & Environment News-Singles Gold Prize for Hailstorm.

Huang Wen, secretary-general of the China Photojournalists Society, said the photo is the first taken with a cellphone to be awarded a gold prize. The photo has sparked debate among photojournalists about citizen photojournalism and the future of professional photography, he said. [Photo/Asianewsphoto]