The Ukrainian Defence Ministry said pro-Russian rebel "terrorists" shot down a military plane carry 40 service members and nine crew as it landed at Lugansk.
The ministry statement said that the rebels "cynically and treacherously" downed the plane using anti-aircraft guns and heavy caliber machine guns.
It expressed sympathy to the families of those killed "for their tragic and irreparable loss."
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TV favourite Cilla Black, who has died aged 72, gave viewers a "lorra, lorra laughs" during her long career.
Some rain in the north. Very warm sunshine in the south
Blind Date and Surprise Surprise star Cilla Black,72, has died, according to reports.