Changing wind patterns and cooler temperatures helped slow a 77,000-acre wildfire's approach toward Denver early Tuesday. Despite the encouraging signs, authorities urged some 13,000 residents to move out of the blaze's possible path.
By PBS NewsHour
In what police have called an apparent "suicide mission," two students opened fire on classmates and faculty Tuesday at a suburban Denver high school, killing 15 and sending 23 to the hospital.
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