UN Secretary General Ban Ki-Moon called on all parties in Syria to observe a truce during the Muslim holy month of Ramadan

UN Secretary General Ban Ki-Moon called on all parties in Syria to observe a truce during the Muslim holy month of Ramadan.
  
The UN chief was more concerned with the continued clashes. "I am calling for every military unit of the regular army and the Free Syrian Army, for every person holding a gun, to stop fighting and offer this month of peace as a collective present to their people," he said in a statement
  
He added in his "Ramadan appeal" a call for the release of detainees.

Meanwhile, Syria's ambassador to the UN Bashar Jaafari said Damascus has invited two senior UN officials for talks on the alleged use of chemical weapons in the conflict.