(INTRO) Armenian President Serzh Sarkisian and his Azerbaijani counterpart, Ilham Aliyev, have agreed on the need for further confidence-building measures in the protracted search for peace in the disputed territory of Nagorno-Karabakh. At a meeting today in the Russian city of Astrakhan, the leaders agreed on an exchange of prisoners-of-war and remains of those killed and reaffirmed their commitment to finding a negotiated settlement to the conflict.