What gunk lurks in the bathroom sink drain? A fungus that can cause infections in humans, for one thing.
The fungus in question (genus Fusarium) can cause sinus infections and funky toenails. On rare occasions it kills people with weak immune systems. More recently, it has caused serious eye infections in people who wear contact lenses.
With just one week until the caucuses, Republican presidential candidates will be everywhere in Iowa this week. Newt Gingrich, Michele Bachmann, Rick Perry and Mitt Romney are all riding buses around the state while Ron Paul makes multiple appearances — a last-minute bid to motivate Republicans to come out and vote for them next Tuesday.
But no candidate has spent more time in Iowa than former Pennsylvania Sen. Rick Santorum. The day after Christmas was a holiday for most, so Santorum went hunting — with cameras.
"Syria's army suspended days of punishing attacks on the restive city of Homs," The Associated Press writes, "and began withdrawing its tanks Tuesday just as Arab League monitors visited the area and met with local leaders, activists and officials said."
You may have given one — or two, or three. You may have gotten one — or two, or three.
The presents that show up in Christmas stockings all across America. The go-to gifts for aunts and uncles trying to please those finicky teenaged nieces and nephews. The tokens of affection that may say "I got this on the way over here."
And, also, the gifts that sometimes never get used.
NPR's business news starts with Sears closing stores.
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INSKEEP: The holiday shopping season has gone well for some retailers, but apparently not for Sears Holdings, the company that owns Sears and Kmart. It plans to shut down up to 120 stores. Sears operates 4,000 outlets in the U.S. and Canada right now. The company says Kmart sales of clothing and consumer electronics fell, and at Sears there was not much demand for home appliances.