DENVER — Thousands of travelers who got stranded at Denver’s airport trying to beat the Christmas rush experienced a second frustrating day Thursday, forging through a snowbound city to hotels or opting to bed down again in the terminal.

WASHINGTON — Teens increasingly are getting high with legal drugs like painkillers and mood stimulants, and they’re turning to cough syrup as well, says a government survey released Thursday.

BAGHDAD, Iraq — Two former Iraqi commanders denied gassing Kurdish civilians in northern Iraq 20 years ago, telling Saddam Hussein’s genocide trial Thursday that they used only conventional weapons against Kurdish rebels and Iranian troops.