ISLAMABAD - US Special Representative for Afghanistan and Pakistan, Frank Ruggiero, will reach Islamabad on a two-day visit on January 5, sources from Prime Minister Secretariat told The Nation on Tuesday. It will be the first visit of Frank Ruggiero since he succeeded late Richard Holbrooke. When contacted, officials of Ministry of Foreign Affairs did not confirm this, however Spokesperson of US Embassy in Islamabad said, His visit is not finalised yet, however he may visit Islamabad in January. The sources said reports of NATOs preparation for ground operation in North Waziristan Agency might be the prime cause behind the visit. Analysts believe that US-led ground operation inside North Waziristan would top the agenda during the meetings to be held between Ruggiero and Pakistani officials.