Police in Pennsylvania say they were able to find a rape victim using her cellphone's GPS signal, the AP reports. Bensalem police say they received 911 texts on Saturday from a woman claiming she'd been sexually assaulted. She texted that she was trapped in a bedroom and couldn't escape. Officers used her cellphone's GPS to lead them to her. They say she had been punched in the head and choked and her attacker used a steak knife to threaten her and force her to perform sexual acts. Police say 23-year-old Christopher Henneghan was taken into custody and faces charges including rape, indecent assault, and unlawful imprisonment. He has been arraigned and jailed with bail set at $10 million. (More rape stories.)