Amazon debuted this drone on an episode of "60 Minutes."
Amazon debuted this drone on an episode of "60 Minutes." - 

It's time for Silicon Tally. How well have you kept up with the week in tech news?

This week's guest is Marketplace's own David Gura. Gura joins us from the Washington, D.C. bureau where he reports on Congress and the White House.

Follow Ben Johnson at @@TheBrockJohnson