Ukrainian-Russian Conflict in Vovchansk
Ukrainian forces claim to have halted Russian advance in key northeastern town of Vovchansk, while Russia continues offensive in various regions. Ukrainian President acknowledges difficult situation but says region is generally under control. Russian troops push offensive in multiple directions, former defense minister Sergei Shoigu says. US announces $2 billion arms deal to support Ukraine, NATO urged to send more arms and ammunition. Russian President Putin visits China to strengthen ties.