(Reuters) - A Florida police officer shot and killed a 73-year-old retired librarian in a "tragic accident" during an exercise with local residents that was meant to involve simulated lethal force, ...

Add Yahoo as a preferred source to see more of our stories on Google. In this still image from video obtained by The Associated Press, Heather Sterling is hit in the head by one of her instructors, ...

Comcast’s NBCUniversal held a role-play session for managers about how to defeat union drives, a task the training materials for the exercise said was necessary for employees to keep their jobs. In ...

In this still image from video obtained by The Associated Press, Heather Sterling is hit in the head by one of her instructors, who is acting as a violent assailant, during a four-on-one training ...