A 15-year-old girl has shared her parents' reaction after she got pregnant by a boy who, at the time, was just 12. The shocking details have emerged in a teaser trailer for the latest series of TLC's "Unexpected", a US reality series that showcases the lives of expectant teens. In a story that has left viewers gobsmacked, Bella, 15, and Hunter, 13, who hail from Arkansas , became parents to a baby boy named Wesley in March last year; at the time of the pregnancy, they were just 14 and 12-years-