Ukraine and Russia have escalated their shadow war of espionage, sabotage, and assassinations, with both countries claiming a growing list of captured agents, intercepted plots, and cross-border attacks.

Ukrainian officials say Russia has fired more than 700 attack and decoy drones at Ukraine overnight. That tops previous nightly barrages for the third time in two weeks.

Everyone agrees: it's getting worse.The people of Kyiv have, like the citizens of other Ukrainian cities, been through a lot.After three and a half years of fluctuating fortunes, they are tough and extremely resilient.