![Smolensk plane crash : Plane wreckage from Smolensk crash](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2010/4/10/1270905484802/Plane-wreckage-from-Smole-006.jpg)
Photograph: Sipa Press / Rex Features
![Smolensk plane crash : Plane wreckage from Smolensk crash](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2010/4/10/1270905486810/Plane-wreckage-from-Smole-008.jpg)
Photograph: Reuters
![Smolensk plane crash : Wreckage from Smolensk plane crash](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2010/4/10/1270905483777/Wreckage-from-Smolensk-pl-005.jpg)
Photograph: Jacek Turczyk/EPA
![Smolensk plane crash : Plane wreckage from Smolensk crash](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2010/4/10/1270905489109/Plane-wreckage-from-Smole-010.jpg)
Photograph: AP
![Smolensk plane crash : Plane wreckage from Smolensk crash](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2010/4/10/1270905485790/Plane-wreckage-from-Smole-007.jpg)
Photograph: Sipa Press / Rex Features
![Smolensk plane crash : Russian plane crash](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2010/4/10/1270905479013/Russian-plane-crash-001.jpg)
Photograph: Jacek Turczyk/EPA
![Smolensk plane crash : Russian special services at the Smolensk plane crash site](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2010/4/10/1270905480482/Russian-special-services--002.jpg)
Photograph: Jacek Turczyk/EPA
![Smolensk plane crash : Mourner lays tribute to Lech Kaczynski after plane crash](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2010/4/10/1270905487877/Mourner-lays-tribute-to-L-009.jpg)
Photograph: Reuters
![Smolensk plane crash : Mourners at the Presidential Palace in Warsaw, Poland](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2010/4/10/1270905481626/Mourners-at-the-President-003.jpg)
Photograph: Tomasz Gzell/EPA
![Smolensk plane crash : Mourners place candles and flowers at presidential palace in Warsaw](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2010/4/10/1270905482683/Mourners-place-candles-an-004.jpg)
Photograph: Kacper Pempel/Reuters