All the same, Florida looks a tough nut to crack for any Democrat.

ECONOMIST: Two big ’gators pounding away | The

They're hiding in a sea of people that are very xenophobic of outsiders, so it's a very, very tough nut to crack.

CNN: Commentary: Where's Osama bin Laden?

On an afternoon when Fulham's well-organised defence proved a tough nut to crack, Carroll's improved mobility and goal threat were plain to see.

BBC: Chris Hughton talks up Andy Carroll's England claims

Solwhit proved a tough nut to crack at the head of affairs and looked as though he would take the glory again before Hurricane Fly's late burst.

BBC: Hurricane Fly triumphs in Punchestown Champion Hurdle

Although it is a tough nut to crack, Pakistan is poor because the military is rich and in power and until that changes it is pointless to expect better days.

ECONOMIST: Mulling Musharraf

It's a given that Peter Chou's gang is cutting back in response to its recent weak performance, but the more interesting takeaway here is the fact that the South Korean smartphone market is one tough nut for foreign brands to crack open.

ENGADGET: Editorial: HTC's departure from South Korea proves a tough fight for foreign brands