Formula 1published at 13:35 Greenwich Mean Time 30 January 2014
Andrew Benson
BBC Sport
"Red Bull's pre-season struggles continue as the world champions endure a difficult third day of testing in Jerez. The car broke down on its first lap in Daniel Ricciardo's hands after Sebastian Vettel managed only 11 laps over the first two days.
"Ricciardo had to wait for three hours while problems with the hybrid energy recovery system were fixed. The car then ground to a smoky halt on the Australian's first lap."