KARACHI: Pakistan People’s Party (PPP) Chairman Bilawal Bhutto Zardari expressed deep grief and sorrow over the tragic death of national athlete Nadia Nazeer and her son in a road accident near Bahawalnagar on Saturday. In a condolence message, the PPP Chairman praised the services of late Nadia Nazeer as a national sprinter and paid tributes to her. Bilawal expressed sympathies with the members of her family and prayed to Almighty Allah for the rest of the departed souls in eternal peace and to grant courage to the grieving family members.