Older people account for a third of Ukraine's war victims - UN

Mercenary Prigozhin warns Russia could face revolution unless elite gets serious about war

Analysis-Cross-border incursions from Ukraine may stretch Russian defences

Russia says cross-border attack from Ukraine has been crushed, one civilian killed

Russia extends US reporter's detention to Aug. 30 -RIA news agency

NATO says F-16 training doesn't make it party to Ukraine conflict

Ukraine says Russia prevents Black Sea grain deal port operating

Fighting in Russian region enters second day after raid from Ukraine

Debt ceiling deal: The sticking points holding things up

Poland in talks to buy Swedish early warning aircraft, minister says

Russia says it's battling saboteurs in cross-border raid from Ukraine

Russia says F-16 transfer to Ukraine would raise questions of NATO's involvement