President of Pakistan People's Party Parliamentarians (PPP) and former President of country Asif Ali Zardari has condoled with the families of soldiers who embraced martyrdom in clash with extremists in Shawal area of North Waziristan Agency (NWA) the other day. In condolence messages on Sunday, Asif Zardari expressed profound grief over the death of four soldiers and said that martyred soldiers were the brave sons of the nation who sacrificed their lives for country and its people.