From The Guardian

eyewitness: Nobel Prize 2011 banquet, Stockholm, Sweden

Photographs from the Guardian Eyewitness series

Eyewitness: Cairo, Egypt Photographs from the Guardian Eyewitness series

Eyewitness: tear gas at West Bank protest Photographs from the Guardian Eyewitness series

Eyewitness: Hanging tough Photographs from the Guardian Eyewitness series

Eyewitness: Gamusi, Papua New Guinea Photographs from the Guardian Eyewitness series