More than a third of teens mistakenly believe they drive better under the influence of marijuana.
(Liberty Mutual/SADD poll of 1,708 teens in the 11th and 12th grades. Margin of error is +/- 2.16 percentage points.) Janet Loehrke, USA...
(Liberty Mutual/SADD poll of 1,708 teens in the 11th and 12th grades. Margin of error is +/- 2.16 percentage points.) Janet Loehrke, USA...