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Copyright 2016 NPR. To see more, visit http://www.npr.org/.

A germ that can't be treated with an antibiotic that is often used as the last resort has shown up for the first time in the United States.

Government scientists say the case is cause for serious concern but doesn't pose any immediate public health threat.

The germ was discovered in a 49-year-old woman in Pennsylvania with a urinary tract infection. The infection was caused by E. coli bacteria that had a gene that made them resistant to an antibiotic known as colistin.

The excruciating wait times at Chicago's O'Hare and Midway airports the past couple of weeks have travelers fuming and some city officials looking for other options.

Chicago Alderman Ed Burke is calling on the city to do airport security the way it's done in Kansas City, San Francisco and several smaller airports around the country. He wants to hire a private company to staff the screening checkpoints.

The deep-sea researchers were surveying an ocean ridge off the coast of Hawaii in 2015 and amid ordinary ocean floor fare — a bit of coral, some volcanic rock — they came across something surprising.

"Where did this guy come from? Holy cow!" one researcher said to his colleague.

Copyright 2016 NPR. To see more, visit http://www.npr.org/.

Copyright 2016 NPR. To see more, visit http://www.npr.org/.

Copyright 2016 NPR. To see more, visit http://www.npr.org/.

Louisiana's hate-crime protections now cover law enforcement and first responders. Gov. John Bel Edwards signed the legislation on Thursday after it had passed easily in the Republican-controlled Legislature, NPR's Debbie Elliott reports.

In the marshy woods of Secaucus, N.J., a mosquito can make a happy home.

With water and shade under a canopy of maple trees, you could barely ask for more to start your own bloodsucking family.

For Gary Cardini, though, this is a battleground.

"You want to get them in the water before they're flying," explains Cardini, who supervises the field team for Hudson County Mosquito Control. "In the water, they're captive. You know where they are."

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