On this week’s Tech Nation, Moira speaks with Bloomberg BusinessWeek investigative journalist Kit Chellel (“Shell-lel”) talks about “Dead in the Water … A True Story of Hijacking, Murder, and a Global Maritime Conspiracy.” It makes the movie “Captain Philips” look pretty tame. Then if you thought that all the new vaccines would be mRNA vaccines – you’d be wrong. Dr. Robert Coleman, the Co-Founder and CEO of Codagenix, shows us how to precisely engineer viruses to be effective vaccines. Even better, these can be delivered nasally – there’s no need for a needle.