Two feet tall, 70 pounds of pure muscle, a sense of smell 10,000 times better than a human’s, and a tongue that could lick you to death? This is a spot-on description of police dog Zeigo, a 7-year-old...

While you’re sitting at your desk trying to focus on finishing your geometry worksheet, something interrupts your train of thought. The intercom blasts telling teachers that the school is under lock-down....