 As NPR's Lauren Frayer reports, the suspect is accused of using a crossbow to attack the victims. Police say a 26-year-old man is being treated for injuries, but that no shots were fired while taking him into custody north of London. He's accused of using a crossbow to kill a 61-year-old mother and two of her daughters, both in their 20s. The BBC says the victims are the wife and daughters of one of its horse racing commentators.