Expedition 52 backup crew members Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA), left, Alexander Misurkin of Roscosmos, center, and Mark Vande Hei of NASA lay roses at the site where Russian space icons are interred as part of traditional pre-launch ceremonies, Monday, July 10, 2017 in Moscow. Photo Credit: (NASA/Bill Ingalls)
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