So, as North Sea gas dwindles, there is great pressure on the UK to produce its own supplies from shale gas, which increases the significance of Mr Davey's shale gas announcement.

BBC: Gas-fired power stations to be encouraged by government

"We'll go down there as an absolute underdog probably with no pressure on us which is great and I think that's the best place for us to be, " he said.

BBC: Glenn Delaney criticises Nottingham's inconsistency

As great as Federer is, he needs to play, so there's going to be pressure to win a lot of matches in Dubai this week and in Indian Wells.

WSJ: Paths Differ but Goals Same for Nadal, Federer