sentences:  In an interview in April 2013, Rita Demirchyan, the widow of Karen Demirchyan, suggested that the shooting was commanded from outside of Armenia and that it was not an attempted coup, but rather an assassination.Although the investigation did not find any considerable evidence linking Kocharyan to the Hunanyan group, many Armenian politicians and analysts believe that President Robert Kocharyan and National Security Minister Serzh Sargsyan were behind the assassination of Vazgen Sargsyan and other leading politicians.In January 2000, investigators alleged that several members of President Robert Kocharian's inner circle may have been behind the October 27 shooting, promoting some opposition figures to call for Kocharian's resignation.