Food and beverage companies may be getting sneakier in their attempts to market junk food to children. A new study

suggests companies that have promised to stop marketing fattening treats to children are turning instead to product placement to tempt youngsters. The study finds kids are exposed to about one junk food product placement on prime-time TV every day. Researchers call the stealthy junk food ads a marketing loophole employed by companies who have pledged to advertise only healthier food products to children