Islamabad - ANP Presidnet Asfandyar Wali Khan called on President Asif Ali Zardari at Aiwan-e-Sadr on Thursday and exchanged views on overall situation in the country, especially in Khyber Pakhtunkhwa. The President also hosted lunch for him. Separately, Chairman Joint Chiefs of Staff Committee, General Khalid Shameem Wynne also called on President Asif Ali Zardari and discussed professional matters pertaining to the armed forces.