Complex sentence: Maltsev was arrested in his flat in Saratov on 13 April 2017, during which he actively resisted law enforcement and injured a police officer, later-spread information to have a heart attack.
Split into simpler sentences: Maltsev was arrested in his flat in Saratov on 13 April 2017. During actively resisted and injured law enforcement, later-spread information to have a heart attack.