Now Playing: 12-21-12 Marketplace

The NRA says that the only way to keep schools safe is to train and arm someone at every school in America -- but how much would that cost? Meanwhile, Speaker John Boehner’s so-called "Plan B" to avoid the fiscal cliff failed before any votes were taken. Facebook is testing a $1 fee that allows strangers to message you. Some pediatricians say that expensive educational toys are a waste of money and may even actually be harmful. We hear about what's being done to avoid costly medical mistakes. And Dan Bobkoff finds out why the Japanese no longer dominate in the world of electronics.