United Nations Secretary General Ban Ki-Moon has expressed his concerns over Syrian unrest. Ban said that he had spoken to Syrian President Bashar al-Assad and asked him \"to take necessary measures to reflect the will of the people.\" Talking to media in the US State of Colombia, the UN Secretary General said, \"I ve talked to President Assad several times and I have urged him in person, through my telephone talks, that he must take bold, immediate and decisive actions to listen to the people and to take necessary measures to reflect the will of the people.\"