Exes Jeff and Valerie say they’re at a loss for how to help their 15-year-old daughter, Danielle, who they say has a history of lying, acting out and showing inappropriate sexual behavior. They say in kindergarten, Danielle began expressing herself sexually at school, and by second grade, was threatening physical harm and making sexually explicit comments to other students. They admit they have not been a united front while raising their daughter, who has been bounced around between them and her grandmothers while growing up. What do they believe is at the root of Danielle’s behavior? And, Jeff’s wife, Kelly, says she won’t allow Danielle to live with them because she doesn’t trust her around their three other children -- and it has put a strain on their marriage. Jeff says they’ve tried therapists, behavioral plans at school, and a residential treatment program for teens -- which Danielle was kicked out of -- but nothing seems to work. He also says he feels caught in the middle of doi