Dallas has a stray dog problem - about 9,000 of them. And some killed a woman

A deep growl came from the other side of Shaniqua Roland’s front door.

She was pregnant at the time and headed to a doctor’s appointment, but she knew she couldn’t leave the house. Not with the dogs back.

For half an hour, as she tried to shoo them away, a pack of pit bulls snarled and snapped...