According to the Swiss Armed Forces Defence Group, the incident happened September 17 during an air manoeuvre in a training session in Roanne, France. During the single figure "Screwdriver Down", there was an unusual deviation from the intended flight attitude, which was immediately corrected by the helicopter crew, said the Defence Group. Strong forces acted on the helicopter. However, the two pilots were able to land the Super Puma safely at the intended location. Standard checks were carried