In Pakistan, signs of al Qaeda all around

ISLAMABAD, Pakistan (CNN) -- We could have been anywhere when the latest al Qaeda video hit the Internet because it was available worldwide on dozens of Web sites.

But it was most likely made within 200 miles of where we were.

Five years after 9/11, Pakistan appears to have replaced Afghanistan as the group's center of gravity.

Osama bin Laden and his deputy, Ayman al-Zawahiri, are widely believed to be in the more remote parts of this country. Two of the London subway bombers planned and trained for their mission here...