Saracens’ Billy Vunipola bursts through to crush Leinster in cup final

• Leinster 10-20 Saracens• Sean Maitland and Billy Vunipola lead Champions Cup fightbackSaracens came from behind to taste Champions Cup victory for the third time in four years. They defeated the holders in a match of unyielding ferocity and focus at the home of the Magpies. There was no theft involved in the victory which saw Leinster, the holders, worn down remorselessly, battling to the end, not waving but drowning.It had looked different with four minutes remaining in the first half. Saracens were 10 points and one man down with Maro Itoje in the sin-bin, they had lost their two props to …