Saracens’ title defence out of their hands after Biggar earns Ospreys draw

• Ospreys 15-15 Saracens• Welsh side can take group with win at Clermont but holders need helpSaracens’ defence of the Champions Cup lies in the hands of others after they lost the lead three times in the second half of a match that was a shoot-out between the two fly-halves, Dan Biggar and Owen Farrell. They remain third in a group they cannot win while Ospreys will top it if they topple faltering Clermont Auvergne in France.Saracens’ hurt was deepened by a wrist injury suffered by their England No8, Billy Vunipola who was replaced at the interval. A difference between the sides was highlight…