[markman46]

seems the helo crashed on the Lincoln’s flight deck

https://www.sandiegouniontribune.com/news/military/story/2021-09-04/5-sailors-presumed-dead-in-navy-helicopter-crash-search-suspended

[BwanaNdege]

“Ground (deck?) Resonance?”

https://www.youtube.com/watch?v=0GEj69NANc8
Ground resonance helicopter

“A single-wheel touchdown may be practical but care should be taken to avoid cyclic control movements
which could induce ground resonance or dynamic rollover conditions. “

MCH 11-HH60G, Vol 5, 8.9.6.2

“This handbook provides HH-60G crew members a comprehensive document containing fundamental
employment procedures and techniques that may be used to accomplish the various missions of the HH-
60G. “