The Director of US Central Intelligence Agency (CIA), John Brennan, met with Inter Services Intelligence (ISI) Chief Lt Gen Zaheer ul Islam in Islamabad and discussed latest security situation along with Pakistan-Afghan border.

Highly credible sources told Dawn.com that it was routine visit to the region by CIA chief whereas he also held a courtesy call on Chief of Army Staff (COAS) General Raheel Sharif, before flying back on Sunday.

The CIA boss was sent to the region by US President Obama to get the latest security assessment of the region and also to seek cooperation from his counterpart spy agency to increase the sharing of secret information and tracing of kidnapped US soldier, Bowe Bergdahl.

Moreover sources added that the possibility of sealing Pak-Afghan border to stop cross border movement of Taliban militants was also discussed during the meeting .

These militants poses serious threat to both Pakistan and US troops in Afghanistan, a security source added.

Sources said Pakistan asked CIA chief to help Pakistan in destroying militant sanctuaries located in Afghanistan, from where the Pakistani Taliban launch their attacks against Pakistan.