As Putin ramps up his summer offensive in Ukraine, will he succeed? - ANALYSIS: Russia is stepping up its summer offensive both on the ground and in the air but support from Europe and sophisticated drone warfare could help Ukraine hold Moscow back.

Days after operation Spiderweb, Russia launched 407 drones and 45 missiles at the Ukrainian capital, Kyiv, i n the early hours of Friday, June 6th. Ukrainian President Volodymyr Zelensky said Moscow’s attack injured 80, killed six, and targeted “almost all” of Ukraine, listing nine regions, from Lviv in the west to Sumy in the northeast.

The readout of the pope's call with Vladimir Putin was unusual for the Vatican, which does not always issue statements about papal phone calls.

The barrage, one of the fiercest of the three-year war, struck six Ukrainian territories, killing at least six people and injuring about 80, Ukrainian officials said.

A large-scale prisoner exchange between Russia and Ukraine was in doubt Saturday after Moscow and Kyiv accused each other of delaying and thwarting the swap.

Donald Trump has suggested the US could hit Ukraine, as well as Russia, with sanctions unless a peace deal is reached.