The last lifelines into besieged towns along the eastern frontline for Ukrainian troops, caught in a web of increasingly lethal and sophisticated drone warfare, rely on a technology millennia old: a fishing net.

President Donald Trump said he will reduce a previous 50-day deadline he issued to Vladimir Putin to reach a peace deal with Ukraine after admitting the Russian leader seems to have no intention of complying with it.

A cyber attack on Russia's largest airline on Monday saw dozens of canceled flights after a pro-Ukraine team took responsibility for hacking airline computer systems.

Since his release from a Russian prison in April, Stanislav Tarnavskyi has been in a hurry to build the life in Ukraine he dreamed about during three years of captivity. In a photography studio high above Kyiv,

Ukrainian hackers carried out a cyberattack against Russia's Aeroflot airline, reports said. (Credit: Reuters)

Russian prosecutors confirmed to Reuters that the disruption was caused by a hack and have opened a criminal investigation into it. Russian lawmakers also hinted a cyberattack was the cause of the outage, with one of them, Anton Gorelkin, saying Russia was under digital attack, possibly at the hands of hacktivists with help from unfriendly states.

A dramatic tank-on-tank showdown unfolded just outside the front-line town of Siversk in eastern Ukraine this week, highlighting the evolving nature of the battlefield and the growing confidence of Ukrainian forces in close combat situations.

Russia launched a barrage of drones and missiles in an overnight attack that killed three people in Ukraine's Dnipro and the nearby region on Saturday, Ukrainian officials said.

Protests were held near the hotel housing the Russian fencers and outside the Sports Palace, the venue for the competition.

In his latest dramatic dispatch from the war-torn nation, Lord Ashcroft meets a personal trainer who fled Russia to join Ukraine's International Legion and hears why Codename Caesar is only too happy