Although Tiffin went off fastest, a navigation error saw Sydney take the lead and they extended it to a length with an easy rhythm.

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In response, the Ecuadorean foreign ministry said the helicopter had been on a supply mission to a base near the border and had strayed into Colombian airspace due to a "navigation error".

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This was most likely a technical error with the navigation system, but the exact nature of the failure is still under investigation.

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The inquiry also heard that satellite navigation equipment used by paramedics had initially directed them to the wrong cottage, an error that led to them being delayed by an estimated 10 minutes.

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