US Secretary of State Hillary Clinton said that relations between Pakistan and the US have reached at turning point. Clinton who flew into Pakistan with some tough questions for the countrys leadership a month after killing of Osama bin Laden in Pakistan , met President Asif Ali Zardari. Army chief Gen Ashfaq Pervez Kayani and DG ISI Ahmed Shuja Pasha was also present during the meeting. She was accompanied by US Ambassador Cameron Munter and Chairman Joint chief of Staff Committee Mike Mullen. Clinton while talking to media at the US Embassy said Pakistani government didnt know presence of Osama bin Laden in the country, adding that some one in the country, according to Pakistani authorities, was supporting him. She said both the countries needed to enhance cooperation in fighting against terrorism. We want Pakistan to take decisive action against terrorists immediately, she added.