March 31, 2015 5:50 pm Doctors Warn Against Melatonin for Kids As parents struggle to get kids to sleep, some turn to melatonin, but doctors warn that there is not enough research on the product. US & World Videos 1:42 Car sent flying into the air after speeding through rotary in Massachusetts 0:28 A Vermont state trooper plunges into icy pond to rescue 8-year-old girl 2:59 Keep these travel etiquette tips in mind this holiday season 2:31 Synchronized swimmers: See an incredible triple whale breach 2:20 Bodies of Missing Men Found in Rubber Bins Inside Storage Unit