Adverts on the Tube have been 'hacked' to spread an important message

LONDON — As commuters boarded the London Underground on Monday morning, they were met with an arresting change from the usual adverts emblazoned on the carriage walls. 
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The typical ads had been replaced with posters drawing attention to cuts to women's services ahead of the Treasury's publication of its Autumn Statement. 
Feminist activism group Sisters Uncut placed nearly 100 posters on Tube