Pictures of the Week: March 27, 2009 - April 2, 2009

At center, President Obama, Italian Prime Minister Silvio Berlusconi, and Russian President Dmitry Medvedev mug for the camera during a group photo shoot at the G20 summit in London.
Stefan Rousseau / AP

Say Cheese!
At center, President Obama, Italian Prime Minister Silvio Berlusconi, and Russian President Dmitry Medvedev mug for the camera during a group photo shoot at the G20 summit in London.

Thursday, Apr 02, 2009