The Coalition of Immokalee Worker’s efforts to get Burger King to pay south Florida tomato pickers a penny more per pound took some unexpected twists in recent weeks – including the revelation that the fast food giant had used a private investigative firm called Diplomatic Tactical Services to spy on the Coalition. It all began with what the Miami Herald called “a nifty piece of reporting” by News Press reporter and WGCU essayist Amy Bennett Williams. After a bit of online digging Williams learned that message board postings attacking the Coalition weren’t made by a teenage girl from Miramar, but by her father who’d been using her online identity…She spoke to WGCU’s Mike Kiniry.