It was a marginal call, but from the available camera angles looked like it was probably the right one.
It was a marginal call that looked to the human eye to involve a saving touch of the ball.
The final marginal call faced by head coach Stuart Lancaster was on the wings where Jonny May and Anthony Watson will start, keeping Jack Nowell out of the 23 for a second game.
And yet, as Djokovic surged back at the start of the second set Murray refused to wilt, instead applying such pressure that it was Djokovic who began to lose his cool, remonstrating wildly with the umpire over a failure to overrule a marginal call.
Presented with the chance to expound sourly on the injustice of some marginal call against his side, it seems unlikely Big Sam will snap: "Damn your impertinence, sir. Step aside, or I shall direct my groom to give you a horsewhipping".
The sport's rulers are, of course, quite right to try and eradicate the spear tackle from the game, and the nature of the occasion should have no effect on the referee's decision on such an offence, but to many this will have seemed a marginal call by Rolland.
He also pulled off a crucial tackle that led to Riley's try, although that also came after another marginal call had gone in Warrington's favour, with the officials this time showing their generosity in ruling that Lee Briers had not knocked the ball on.
"It's like working the ref in basketball -- if you keep challenging every marginal call, even if you know in this instance it's not going to do you any good, there's a seat-of-the-pants sense that it will help you down the road," said Paul Campos, a professor of law at the University of Colorado at Boulder.
With Hazard's shot drifting wide, technically no immediate goalscoring opportunity was denied, although there is a sympathy tick for Marriner who based a marginal call on the clear intention of the imagined Gibbs/Oxlade-Chamberlain hybrid to prevent a goalscoring opportunity.
When McCaw made a tackle and then decided to compete for the ball at a ruck he took a calculated risk, and it was a marginal call too.
