Romanian authorities say a Russian drone that was part of an overnight attack on Ukraine crashed into an apartment building in eastern Romania.

Romania says a Russian drone hit a block of flats in the country, which it calls a "grave escalation". Vladimir Putin has responded - and explained why he said the Ukraine war is coming to an end. Follow the latest on the conflict and the NATO response to events in Romania.

The Russian drone struck an apartment building, wounding two people, Romanian officials said.

Summary and Key Points: Russia has lost an estimated 250 to 400 aircraft over Ukraine, including Su-25 attack jets, Su-34 strike fighters, and — most painfully — Tu-95 and Tu-22 strategic bombers it can no longer build.

The transfer would further expand Ukraine's fleet of Western-supplied fighter aircraft, which already includes American F-16s and French Mirage 2000s but remains insufficient to fully defend

NATO allies increasingly study Ukraine's wartime innovations in drones and defense production as the alliance prepares for its July summit in Ankara.

A bipartisan group of senators is pushing back on delays by the Department of Defense in sending roughly $600 million in security aid to Ukraine and other allies in eastern Europe.

By Simon Johnson UPPSALA, Sweden, May 28 (Reuters) - Sweden's Prime Minister Ulf Kristersson will host Ukrainian President Volodymyr Zelenskiy in Sweden in Thursday, where the they will present news related to aviation,

In an exclusive look inside Ukraine's hidden drone factories that are rapidly producing kamikaze drones and interceptor systems to counter Iranian-designed Shahed and other Russian drones.