Complex sentence: Jaguar team principal James Barclay said the incident was when "our hearts sunk" and felt there was no possibility of finishing the race but praised the strength of the Jaguar's monocoque.
Split into simpler sentences: Jaguar team principal James Barclay said the incident was the moment when "our hearts sunk". He felt there was no possibility of finishing the race but praised the strength of the Jaguar's monocoque.