This is the moment six Russian commanders were killed in a Ukrainian ambush, according to one of Kyiv's senior officers. Dramatic footage captured how a two-vehicle convoy - said to be carrying the Russian top brass back from a meeting - were struck by anti-tank missiles. Footage, thought to have been captured on the Donbas frontline near Avdiivka, shows how the lead vehicle was blown to smithereens before the second rolled over. -snip- It comes after Lieutenant Colonel Olga 'Kursa' Kachura, 52, who was Ukrainian-born but fought for Russian-backed separatists in Ukraine's east, was reported killed. Kachura, who commanded an...