Russia controls about a fifth of Ukraine 4½ years after Moscow's invasion. Putin says Russia winning Ukraine war rules out talks with terrorists Key points and original sources are listed below.

• Russia controls about a fifth of Ukraine 4½ years after Moscow's invasion.S1

• Putin says Russia winning Ukraine war rules out talks with terroristsS2

• Russian President acknowledges that Ukrainian attacks have inflicted real damage and drones pose a particular challengeS3