aggression

"This has become an intense emotional investment which often quickly turns into aggression when soccer results aren't favourable."

The dog's escape last week led to a city-wide hunt, with officers urging people not to approach it, but to call 999 immediately as it had "the ability to show aggression and cause harm".

He said: "This case demonstrates that limited aggression such as a single punch can have tragic circumstances"

"We must step up to deter Russian aggression by continuing to bolster Ukraine's defences," he added.

Roberts agreed, noting Pages is still “calibrating” the right balance of patience and aggression.