A 17-year-old girl was dragged inside her house as a home invasion robbery turned violent in Riverside.Surveillance video captured the harrowing incident, which the girl's sister said happened around 2 p.m. Saturday. After pushing the girl inside and falling on top of her, a man held a hatchet to her faceThe 17-year-old had been outside tending to the family dog when she was approached by a woman who began making small talk, Nicole said. But as the girl began heading to the front door, the woman began following behind, along with a man.