"abcGraduate students from the University of Texas who hijacked a civilian drone aircraft have demonstrated just how easy it would be to redirect unmanned vehicles—so-called UAVs that someday may do everything from delivering pizza to our doorstep to tracking stolen cars and aiding law enforcement. The hijacking was done over White Sands, New Mexico, at the request of the U.S. Department of Homeland Security. Officials with the department wanted to know if the students could actually do it. They did. The department has been reluctant even to talk about it. And the professor behind the capture has mixed emotions."

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