The CH-148 Cyclone helicopter has what the air force calls a "triple redundant" flight control system — and during a 2017 training mission off Nova Scotia, all three of those computers momentarily failed at once. One defence expert now says that incident may prove to be vitally important as investigators probe the cause of last month's Cyclone crash in the Ionian Sea. The March 9, 2017 incident involving a software glitch aboard a Cyclone is a matter of public record. A tight timetableThe Cyclone software was upgraded on at least 14 of the 28 Cyclones ordered by the air force, including the one that crashed off Greece in late April. A repatriation ceremony for six military members killed in a recent helicopter crash was held at CFB Trenton on Wednesday.

Source: CBC News May 13, 2020 07:52 UTC