President Bush’s overnight visit to Pakistan “is not a risk-free undertaking” but he will not be deterred by attacks like the suicide bombing that killed an American diplomat in Karachi, National Security Adviser Stephen Hadley said Thursday. Bush will fly to Pakistan late Friday for a day of talks Saturday in Islamabad with Gen. Pervez Musharraf, the military leader who took power in a 1999 coup. Bush said his visit was an important gesture of solidarity with Musharraf in the fight against terrorism. Full Story