Russian President Vladimir Putin (right) and British Prime Minister David Cameron met earlier this month. Cameron said then that he was encouraged by Russia's willingness to take part in a peace conference on Syria. Now, Russia is said to be angry about the EU's decision to lift an embargo on arming the Syrian opposition.
Alexey Nikoksky /AFP/Getty Images
British Prime Minister David Cameron (left) and Russian President Vladimir Putin viewed the Sochi Olympic Park along the Black Sea coast by helicopter Friday.
Nikolsky Alexei /ITAR-TASS /Landov