ground zero for modern day slavery by federal prosecutors a few years ago are now cited by national and international human rights experts as the best work environment in u.s. agriculture. and there are real market consequences at the top of the supply chain if violations are found. that s many of the largest buyers of tomatoes have joined the program. agreeing to purchase to mare toes only from farm that are part of the agreement. it started in florida and now covers seven states in the eastern part of the u.s. carlos hernandez spends the growing tomato season in n fl. in the off season he travels where he says it s much different. sometimes when you don t work fair enough, they threaten to fire you. that doesn t happen here. there are better protengss. when we get caught from