President Asif Zardari who had gone to Dubai Thursday afternoon on a private visit to attend a wedding returned to Islamabad in the wee hours of Friday morning.Spokesperson Farhatullah Babar said that the President stayed in Dubai for a few hours on private visit to attend a wedding.The one-day trip came after a confrontation between Pakistan s civilian leaders and the military over a probe into the government s role in a scandal centred on a mysterious memo that sought US help in curbing the army s power. Asked whether Zardari was concerned about political crisis gripping the country, Babar said, ”Absolutely not. Why should he be?”