Walter Koenig, Russian navigator Chekov on ‘Star Trek,’ dies at 90  The Washington Post Walter Koenig, Chekov From ‘Star Trek,’ Has Died  The New York Times ‘Star Trek’ actor Walter Koenig dies at 90  ABC News – Breaking News, Latest News and Videos Walter Koenig, the Russian Crewman Chekov on ‘Star Trek,’ Dies at 90  The Hollywood Reporter ‘Star […]