[section_tc][column_tc span=’12’][h_tc type=’2′] STAFF at a city center health food store have gone on strike after discovering secret cameras in rooms where staff changed, just four weeks after opening. Exclusive by[nbsp_tc]Niall Christie [/h_tc][text_tc timing=’linear’ trigger_pt=’0′ duration=’1000′ delay=’0′] Workers at Harvest Stores, some under 18, were horrified and alerted[nbsp_tc]police[nbsp_tc]after findings the lenses hidden in a network modem and air detector. The Union Street store, which has been closed since Monday’s walk…