Russia has started cooperating with Azerbaijan in investigating the crash of an Embraer 190 aircraft. Officials from four countries will conduct a comprehensive investigation into the cause of the crash,

Russian President Vladimir Putin apologized to his Azerbaijani counterpart for what he called a "tragic incident" following the crash of an airliner.

Russia has published a festive video of Santa Claus becoming a victim of Russian air defence against the backdrop of the tragic crash of an Azerbaijan Airlines passenger plane in Grozny, with growing evidence pointing to Russian air defence as the cause.

Azerbaijani President said Sunday that the plane that crashed in Kazakhstan on Wednesday "was damaged from outside on Russian territory."

Azerbaijani President Ilham Aliyev on Sunday demanded that Russia admit that it fired at an Azerbaijan Airlines passenger jet before it crashed, accusing Moscow of initially trying to cover up the cause of the fatal disaster.

Azerbaijan’s President Ilham Aliyev has accused Russia of accidentally shooting down an airliner on Christmas Day in a disaster that killed 38 people, and covering up the cause.

Azerbaijan's president has accused Russia of shooting down a plane that recently crashed under controversial circumstances. The allegation comes amid heightened tensions in the region, with both countries exchanging accusations over security and sovereignty issues.