But they say that they are expanding the security bubble across South Waziristan.

WSJ: In Former Taliban Sanctuary, an Eerie Silence Takes Over

The last time I was here, we were embedded in the Green Zone security bubble of the African Union peacekeeping operation at the edge of the Somali capital, with its Ugandan and Burundian troops, its heavy mortars and armoured convoys.

BBC: Welcome to tough, unpredictable Mogadishu

Their perfectly scrubbed decks bristle with security guards, while hot tubs bubble and helipads wink at the sky.

FORBES: Super Yachts Invade The Thames

Bachmann is also fighting the troubling storyline, already gaining traction within the Iowa political class, that she has difficulty functioning outside a tightly controlled bubble of advisers and aggressive security personnel.

CNN: Bachmann faces complications in Iowa