A Russian drone and missile attack on Ukraine's capital has killed at least four people and injured others as rescuers searched a collapsed apartment building for survivors.

By Pavel Polityuk KYIV (Reuters) -Russian drone and missile attacks in and around Kyiv overnight killed five people, injured scores, sparked fires in residential areas and damaged an entrance to a metro station that serves as a bomb shelter,

While Russia has repeatedly insisted it had recaptured the entire region, Syrsky said on Sunday that Ukraine is still holding around 90 sq km (56 sq miles) in the Kursk region. Speaking to reporters on Sunday, Syrsky vowed to increase the "scale and depth" of strikes on Russia.