Russian forces are advancing in the northern Ukrainian region of Sumy, bringing the regional capital within range of their drones and artillery, according to Ukrainian officials and analysts.

By Guy Faulconbridge and Lidia Kelly MOSCOW (Reuters) -Russian forces on Wednesday advanced further into Ukraine's northern region of Sumy, threatening the regional capital after taking more than 150 square km (58 sq miles) of the area in less than two weeks,

Russian forces conducted overnight strikes using high-precision long-range weapons and drones on Ukrainian military targets, achieving all objectives. Additionally, four Ukrainian unmanned boats were destroyed in the Black Sea,