Amy Hockert

Brain tumors are the number one cause of cancer deaths in children. But at M Health Fairview University of Minnesota Masonic Children’s Hospital in Minneapolis, they're trying to change that and they're closing in on a possible breakthrough.

When you think about those in a school who influence children the most, teachers probably come to mind first. But in one Minnesota school, there’s one staff member who the kids will remember long after the final bell rings.

If you saw Peanut the pug strolling through your neighborhood, you might think she was a little pampered - and you'd be right. 

A couple of times a month a truck rolls into the Twin Cities carrying some very precious cargo. 

We first met Buddy on a summer afternoon at his home in Duluth. Life was good. He was content and curious - and half the dog he was just one year before.

Many of their stories start the same way. On the surface, everything seems fine, but underneath there's a battle between life and death.