A hiker's misplaced phone generated false crash alerts for Mount Pisgah and Westmore, officials said.
The alerts were cleared after investigation.
Meanwhile, other real crashes occurred.
A fireball crash in Candler County left at least one dead.
A pilot died when his plane crashed near Piseco Airport in the Adirondacks.
Another crash in Hamilton County was linked to a pilot subsequently named.
In the Bahamas, a tragic small plane crash took two members of a music group.