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**FILE** Students try samples of AeroShot, an inhalable caffeine, from a lipstick-sized canister on the campus of Northeastern University in Boston. The FDA will review the safety and legality of the advertised dietary supplement. (Associated Press)

**FILE** Students try samples of AeroShot, an inhalable caffeine, from a lipstick-sized canister on the campus of Northeastern University in Boston. The FDA will review the safety and legality of the advertised dietary supplement. (Associated Press)

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Crazy Celebrity Tattoos

Tattoos are more popular than ever, but don’t let your kids get something like this. Check out the craziest tattoos celebrities have shown off and the ones they came to regret.

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Best combat rifles of all time

A combat rifle is a military service rifle that fires a full-power rifle cartridge, a mainstay of every modern army in the world. See the best combat rifles ever made.