US Central Command head, General David Petraeus reached Islamabad on Monday. Another US military commander General Mike Mullen has also been expected in federal capital today. General David Petraeus will hold meetings with President Asif Ali Zardari, Prime Minister Yousuf Raza Gilani and Army Chief Gen Ashfaque Pervez Kayani. Petraeus is expected to discuss the new US Afghan strategy with Pakistani officials. It is the first tour of a US top official to Pakistan after President Obama unveiled his new Afghan policy.