CNN CNN Tonight July 15, 2014 05:04:00
>> when it comes to hitting children, the lane in almost every state now, if you leave visible marks, that's the line. >> roger has spent decades prosecuting bad parents and advocating for kids. he says they are some of the hardest cases to try in negligence can be tough to define. >> is what you did so just ridiculously unreasonable that it cannot be excused? >> that brings us back to barbara who made a mistake 12 years ago. she is one of the lucky ones. >> can you imagine a world without this lovely 13-year-old? >> no. and i couldn't then. >> emma today, healthy, happy, holding no grudges. t...