that gamers can also be do-gooders. today is making video games a part of recovery for sick kids all over the country. >> sometimes people believe that video games are corrupting the minds of america's youth, but video games are an incredible tool for helping kids find a source of fun and relief during really stressful and difficult times. >> to people who think that games are just games, they're so much more than that. >> that's all you. >> i don't have to talk about me being sick. we can play the game because that's way more cool than having to talk about me being sick. >> zach provides sick children with gaming in 200 hospitals nationwide and in canada. go to cnn heroes.com to vote for him for cnn hero of the year or any of your favorite top-ten heroes. thanks for watching. our coverage continues. good evening. what was already an important week in the impeachment inquiry just got that much more interesting.