A Royal Marine enroll is in a dangerous condition following a preparation practice on a sea shore in Cornwall.
A gathering had been rehearsing an ambush from an arrival make on Tregantle sea shore close to Plymouth when a man got into trouble in the water.
South Western Ambulance Service said it was alarmed at 22:00 GMT on Tuesday after “an individual had gone submerged”.
The select, who had been in full unit, was transported to Derriford Hospital.
A Royal Navy representative stated: “We know about an occurrence including an individual from the Royal Marines in Plymouth.
“The closest relative have been educated and we request security for the family. The occurrence is as of now under scrutiny, in this manner it is wrong to remark further.”
A representative for South Western Ambulance Service said it “was approached Tuesday at 22:01 about an episode at Tregantle sea shore, Cornwall”.
He included: “The guest answered to us that an individual had gone submerged. We sent land, air and other expert paramedics to go to the episode.
“They treated a male patient at the scene and he was passed on via air rescue vehicle for additional consideration.”