MANCHESTER, ENGLAND - JUNE 21: Dave Prentis, General Secretary of UNISON, addresses the audience during the annual UNISON Delegate Conference at Manchester Central on June 21, 2011 in Manchester, ... more 
MANCHESTER, ENGLAND - JUNE 21: Dave Prentis, General Secretary of UNISON, addresses the audience during the annual UNISON Delegate Conference at Manchester Central on June 21, 2011 in Manchester, England. Unison is the UK's second largest union and members are preparing to strike over pension reforms. (Photo by Christopher Furlong/Getty Images) less 
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Getty Images | Photo By Christopher Furlong / Getty Images
Tue, Jun 21, 2011 10:52 AM EDT