If it spreads, the fly could destroy crops and prompt farmers to spray more pesticides to maintain their yields.... While much is unknown about the fly, Jason Leathers, Environmental Program Manager at the California Department of Food and Agriculture, predicts its increasing infestations around the world will lead to further study over the next 10 years.... “ What's really insidious about it is they use an egg-laying organ to insert the eggs under the skin of fruit, so people don't realize th