Use controls: Tools like the V-Chip or services offered by your cable provider let you block content you don't want your kids to see on TV.

CNN: Is media violence damaging to kids?

MPs on the Business, Innovation and Skills Committee opposed Prof Ebdon's appointment to the Office for Fair Access (Offa), but Mr Cable rejected their attempts to block him.

BBC: Cable defends Ebdon appointment

Sources close to Mr Hunt tell me he is powerless to block the takeover on those grounds, because Business Secretary Vince Cable set the terms of the investigation of the takeover as being exclusively about whether the deal would harm plurality or choice in the media.

BBC: News Corp may face fit-and-proper test

It might not help that the Lib Dems' loudest critic of Rupert Murdoch is not their leader but the business secretary, Vince Cable (who last year indicated to undercover journalists that he wanted to block News Corporation's now-aborted bid to buy the chunk of BSkyB that it does not already own).

ECONOMIST: The Liberal Democrats

The two cable-stayed portions of the bridge were added when local fishermen protested that it would block their access to the sea.

FORBES: Bombay's Bridge Over Troubled Traffic