Brendan Clark, 19, of Anchorage, was driving a Yamaha dirt bike on a path in Big Lake “at a high rate of speed” when he struck 79-year-old Nadara Williams just before 4:30 p.m., troopers said.

A teenager who struck and killed a woman while riding a dirt bike on a pedestrian path in Big Lake last month has been charged in her death.. Alaska State Troopers initially cited Brendan Clark ...