Great Britain’s best hopes of a gold medal at these Winter Olympics have suffered a significant blow after their aerodynamic helmets were banned for being the wrong shape

Great Britain’s best hopes of a gold medal at these Winter Olympics have suffered a significant blow after their aerodynamic helmets were banned for being the wrong shape

Matt Weston and team are among Britain’s best medal prospects at Milan-Cortina but may have to revert to authorised model used in World Cup