Britain's Green Party leader Natalie Bennett (L) embraces MP Caroline Lucas ahead of her keynote address at the party's spring conference in Liverpool northern England, March 6 , 2015. REUTERS/Phil ... more 
Britain's Green Party leader Natalie Bennett (L) embraces MP Caroline Lucas ahead of her keynote address at the party's spring conference in Liverpool northern England, March 6 , 2015. REUTERS/Phil Noble (BRITAIN - Tags: POLITICS) less 
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Reuters | Photo By PHIL NOBLE / REUTERS
Fri, Mar 6, 2015 10:14 AM EST