Now Playing: 7-19-13 Marketplace Tech: Big Bertha, drone hunters

In Seattle, the world's largest tunnel boring machine is about to get to work. Big Bertha -- named for former city mayor Bertha Knight Landes -- looks kind of like a giant, blue-tipped mechanical cigarette, except it's way cooler. And, drones could be worth more dead than alive in Dear Trail, Colorado. The town is considering offering hunting licenses and $100 bounties for unmanned aerial vehicles.