A massive avalanche near Girdwood, Alaska, has resulted in the presumed death of three heli-skiers who were buried under as much as 100 feet of snow. This tragic event occurred amid dangerous conditions in the backcountry, with rescuers reporting that immediate recovery efforts are not possible due to the severity of the avalanche. The Alaska State Troopers are actively assessing the area as concerns rise for additional skiers who may also be trapped. Experts emphasize the risks associated with heli-skiing and urge awareness of avalanche safety measures.