An Azerbaijan Airlines flight to the southern Russian town of Mineralnie Vody turned back to Baku on Friday after being told a chunk of airspace in southern Russia had been closed, Russia's TASS news agency reported.

A plane carrying seven people injured in the Azerbaijan Airlines' Embraer 190 crash arrived at Heydar Aliyev International Airport in Baku on Thursday evening. The plane was en route from Azerbaijan's capital of Baku to the Russian city of Grozny in the North Caucasus on Wednesday when it was diverted and crashed while making an attempt to land in Aktau,

T hursday is an official day of mourning in Azerbaijan as an investigation is underway to determine what caused an airplane carrying 67 passengers to crash on Christmas Day in Kazakhstan, killing 38 and leaving at least 29 survivors. Video posted by CNN shows the plane crash-landing, exploding into a fireball and plumes of black smoke.