Before the two packs - which at Test level can weigh in the region of 120 stone each - often charged into contact from as much as three feet away.

BBC: New scrummaging law takes force

According to Nascar rules, drivers weighing less than 180 pounds have to weigh down their cars to level the playing field.

WSJ: Daytona 500: Can Danica Patrick Get It Done?

Either the economy will recover, and labour costs will rise, or the high level of unemployment will weigh on demand and revenues will suffer.

ECONOMIST: Watch out for currency confusion