Bush's choice for CIA supremo faces grilling over spy ops

The man chosen by US President George Bush to head the CIA will face the toughest test of his 37-year-old government career today when he faces a grilling by politicians over domestic spying operations.

The Bush administration is providing new information to Congress on the National Security Agency's projects, in a bid to help US Air Force general Michael Hayden, the architect of the controversial operations, to secure the CIA post.