The OSCE Minsk group co-chairs will meet in Washington March 7-8 to work out new proposals on the Nagorno Karabakh conflict settlement. As reported by "Arminfo" agency referring to "Turan," chief of the international relations department of the Azeri presidential administration Novruz Mamedov reported. In his words, the mediators will also fix the date for their next visit to the conflict zone. Mamedov reminded that OSCE Minsk group US ambassador Rudolf Perina had informed Heydar Aliyev that new proposals were being worked out. In the course of a meeting with journalists Aliyev said the co-chairs prepared some changes and he was not aware of the content of those.