Azerbaijan Airlines plane crash, likely caused by Russian air defense, shines light on a glaring issue the Kremlin has long swept under the rug.

The Kremlin has said that the Russian president "apologized for the tragic incident" and expressed his "deep and sincere condolences" to the victims' families.

Azerbaijan says the plane had multiple holes in its fuselage and that the occupants had sustained injuries ‘due to foreign particles penetrating the cabin mid-flight’