WASHINGTON - Roll back the clock to 1961: John F. Kennedy was inaugurated president. The Peace Corps was founded. The Dow Jones industrials hit 734. Gasoline reached 31 cents a gallon.

And the number of people killed in U.S. traffic accidents that year topped 36,200.

This year, gasoline climbed over $4 a gallon, and the traffic death toll — according to one study — appears headed to the lowest levels since Kennedy moved into the White House.

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(HealthDay News) -- Tougher laws on underage drinking have reduced the rate of drunk-driving deaths in the United States, a new analysis concludes.

The study, funded by the Substance Abuse Policy Research Program of the Robert Wood Johnson Foundation, indicates that state laws which make it illegal to possess or purchase alcohol under the age of 21 have led to an 11 percent drop in alcohol-fueled traffic accident deaths among youth.