Ukraine has used its long-range drones to carry out a string of attacks on key Russian ammunition depots this month.

Russian officials say more than 100 Ukrainian drones were shot down, sparking a wildfire and setting an apartment block alight in one of the largest barrages over Russian skies

There is a battle for air superiority that is crucial along the frontlines in Ukraine. As Russian glide bombs lay waste to Ukrainian positions, a game of cat and mouse is played with kamikaze drones,