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A professor at The University of Texas has figured out how to intercept drones while in flight. Todd Humphreys and his team taps into the GPS coordinates of a civilian drone and can alter the flight path, even land it. Weekends on All Things Considered host Guy Raz speaks with Humphreys about how he did it and the dangers that hacking can present.

Stepping on big toes is pretty much the job description of the Justice Department's Michael Horowitz. He's boss of about 450 employees who sift through allegations of misconduct at Justice, the FBI and ATF. One looming item: a report on the gunrunning operation called Fast and Furious.

Beneficial bacteria, or probiotics, help us digest food, make vitamins, and even help protect us from harmful pathogens. But it's not clear which probiotics are helpful.

Predicting elections is a game of numbers; the unemployment rate, GDP growth and a president's approval ratings among other numbers. But each campaign must also run the numbers on the voters themselves to find out what kinds of people can be persuaded to come to the polls in November.

A decade ago, Botswana was facing a national crisis as AIDS appeared on the verge of decimating the country's adult population. Now, the country provides free, life-saving AIDS drugs to almost all of its citizens who need them.

Temperatures fell by 15 degrees or more on Sunday in cities from the midwest to the mid-Atlantic. After more than a week in the low 100s, forecasters say most of the U.S. will be more seasonable in coming days.

TULSA, Okla. (AP) — The number of homicides in Tulsa in the first half of 2012 puts the city on pace to challenge last year's seven-year low. The Tulsa…

It was a deadly weekend. And the video of a woman being executed recalled the days when the Taliban ruled the country.

Also: Eypt's Morsi moves to reconvene parliament; Annan says he had "constructive" talks with Syria's Assad; bomb kills six Americans in Afghanistan; video shows woman's public execution by Taliban; and Mitt Romney raised $106 million in June.

When filmmaker Julie Winokur's son called her the most intolerant person he knew, she set out to prove him wrong. She's traveling the country with a star-spangled tablecloth, a camera and an invitation for people to sit awhile and share their political beliefs.