we got quick thursday morning headlines. first of all, subway, the franchise where you buy food, removing a chemical from its bread, the ingredient commonly used to increase elasticity in everything from yoga mats to shoe rubber. >> it's chewy. >> the chemical, by the way, is approved by the f.d.a. but they're getting rid of it. an olympic war over yogurt. the russian government is blocking the shipment of 5,000 containers of chobani yogurt bound for the u.s. olympic team. they say it doesn't have the right paper work. now this. >> it's something we've all done and seen on the road. drivers flash their lights to warn on coming traffic about speed traps. >> did you know a missouri man was arrested for doing