Danielle Keatley and Eight Others Killed in California Avalanche

Authorities are investigating potential criminal negligence following a catastrophic avalanche near Lake Tahoe that killed nine people during a backcountry expedition led by Blackbird Mountain Guides.The group of 15 skiers and guides reportedly proceeded with the trip despite explicit warnings and a white-out storm, resulting in the deadliest such incident in the USA since 1981.Officials from the Nevada County Sheriff's Office, led by Shannan Moon, and the Occupational Safety and Health Administration are examining safety protocols after victims including Danielle Keatley and Caroline Sekar perished.