But bone marrow donations are very needed. You might remember Caden Atchley who had Combined Immune Deficiency soon after birth. He couldn't survive the slightest virus, he was a real "bubble-boy".

In May of 2007, someone became Caden's hero by joining the registry and now five years later Caden is enjoying a normal active life.

This Thursday, the a registration drive will take place at Mt Spokane High School, located at 6015 E. Mt Spokane Park Drive, from 7:30 am to 3:30 p.m.

All are welcome and needed. Need more information? Call (866) 713-4003 The Cadens of this world say thank you.

Enhancing the Survival Mindset is a class offered by the Spokane Police Department, helping women avoid or survive potentially dangerous situations.

The students participate in a brief lecture before learning hands on defense skills and how to handle real life situations they might encounter.

Opal Harbert is a multiple martial arts instructor. She was there to take advantage of what the SPD had to offer.

“Everyone’s got something different to teach. With different instructors and in going to each other’s classes we can learn things that we don’t know. We can better our skills,” Harbert said.

How do you tell if someone is too stoned to drive? It's a serious question that Washington law enforcement is going to have to find an answer to if voters approve legalizing the drug for recreational use this Fall.

States that allow medical marijuana have struggled with determining impairment levels for years.

Authorities envision a legal threshold for pot that would be comparable to the blood-alcohol standard used to determine drunken driving.

The only problem: Unlike alcohol, marijuana stays in the blood for hours, long after the high wears off. There is no quick test to determine someone's level of impairment, but scientists are working on it.