NPR News

Millions of people are searching for things every day on Google. The people at the giant search engine realized that if they tracked those searches, the patterns can tell us about what's happening with people's lives.

ABC TV rolls out a new version of an old show Tuesday — this time its Celebrity Wife Swap. The old Wife Swap wasn't getting great ratings, so they needed to up their game. Eric Deggans, the TV and media critic for the Tampa Bay Times, explains what celebrities do for reality shows.

After concentrating on Iowa more than any other Republican presidential candidate, Rick Santorum is gaining on front-runners Mitt Romney and Ron Paul, a new Des Moines Register poll shows. Santorum is hoping to consolidate Iowa's Christian conservative vote — the strategy that won the state for former Arkansas Gov. Mike Huckabee four years ago.

Jeanne Zyzda did not expect more than 100 people in her Sioux City coffee shop, the Daily Grind. Not all at once, and not on a holiday.

Linda Wertheimer and Steve Inskeep have business news.

Steve Inskeep has the Last Word in business.