Canadian Greenpeace activist Alexandre Paul speaks to the media as he arrives at airport in Montreal
Canadian Greenpeace activist Alexandre Paul (L) speaks to the media as he arrives at the airport in Montreal, December 27, 2013. Paul was detained by Russia for more than three months following a protest against Arctic oil drilling in international waters. REUTERS/Christinne Muschi (CANADA - Tags: ENVIRONMENT CIVIL UNREST CRIME LAW)
Canadian Greenpeace activist Alexandre Paul smiles as he meets the media with his parents after arriving in Montreal
Canadian Greenpeace activist Alexandre Paul (C) smiles as he meets the media with his parents Raymond and Nicole after arriving at Montreal's airport, December 27, 2013. Paul was detained in Russia for more than three months following a protest against Arctic oil drilling in international waters. REUTERS/Christinne Muschi (CANADA - Tags: CIVIL UNREST ENVIRONMENT CRIME LAW)
Greenpeace activist Phillip Ball speaks to the media after arriving at St Pancras station in central London
Greenpeace activist Phillip Ball speaks to the media after arriving at St Pancras station in central London December 27, 2013. Four British Greenpeace activists and a video cameraman, who were imprisoned in Russia after being arrested in a protest over Arctic oil drilling, arrived back in London after being granted an amnesty by the Russian authorities. REUTERS/Neil Hall (BRITAIN - Tags: CIVIL UNREST POLITICS ENERGY ENVIRONMENT SOCIETY)
Greenpeace activist Alexandra Harris speaks to the media after arriving at St Pancras station in central London
Greenpeace activist Alexandra Harris speaks to the media after arriving at St Pancras station in central London December 27, 2013. Four British Greenpeace activists and a video cameraman, who were imprisoned in Russia after being arrested in a protest over Arctic oil drilling, arrived back in London after being granted an amnesty by the Russian authorities. REUTERS/Neil Hall (BRITAIN - Tags: CIVIL UNREST POLITICS ENERGY ENVIRONMENT SOCIETY)
Greenpeace activist Anthony Perrett speaks to the media after arriving at St Pancras station in central London
Greenpeace activist Anthony Perrett speaks to the media after arriving at St Pancras station in central London December 27, 2013. Four British Greenpeace activists and a video cameraman, who were imprisoned in Russia after being arrested in a protest over Arctic oil drilling, arrived back in London after being granted an amnesty by the Russian authorities. REUTERS/Neil Hall (BRITAIN - Tags: CIVIL UNREST POLITICS ENERGY ENVIRONMENT SOCIETY)
Video cameraman Kieron Bryan speaks to the media after arriving at St Pancras station in central London
Video cameraman Kieron Bryan speaks to the media after arriving at St Pancras station in central London December 27, 2013. Four British Greenpeace activists and a video cameraman, who were imprisoned in Russia after being arrested in a protest over Arctic oil drilling, arrived back in London after being granted an amnesty by the Russian authorities. REUTERS/Neil Hall (BRITAIN - Tags: CIVIL UNREST POLITICS ENERGY ENVIRONMENT SOCIETY)
Ukraine police allege opposition ties to reporter's attackers
UKRAINE-PROTESTS/:Ukraine police allege opposition ties to reporter's attackers
Spain's Deputy Prime Minister de Santamaria listens to journalists after a news conference of Spain's Prime Minister Rajoy after his last cabinet meeting at Moncloa palace in Madrid
Spain's Deputy Prime Minister Soraya Saenz de Santamaria listens to journalists after a news conference of Spain's Prime Minister Mariano Rajoy after his last cabinet meeting at Moncloa palace in Madrid December 27, 2013. REUTERS/Andrea Comas (SPAIN - Tags: POLITICS MEDIA)
Spain's Prime Minister Mariano Rajoy points at journalists during a news conference after his last cabinet meeting at Moncloa palace in Madrid
Spain's Prime Minister Mariano Rajoy points at journalists during a news conference after his last cabinet meeting at Moncloa palace in Madrid December 27, 2013. REUTERS/Andrea Comas (SPAIN - Tags: POLITICS MEDIA)
Pussy Riot members Tolokonnikova and Alyokhina talk to the media at Vnukovo airport in Moscow
Pussy Riot members Nadezhda Tolokonnikova and Maria Alyokhina (L) talk to the media at Vnukovo airport in Moscow, December 27, 2013. The two members of Russian punk protest band Pussy Riot were freed from prison on Monday. REUTERS/Tatyana Makeyeva (RUSSIA - Tags: CRIME LAW POLITICS ENTERTAINMENT MEDIA)