Oslyak had just finished a night shift at ChNPP on April 25, and had returned to Pripyat and their cosy apartment, with its wall rugs and soft lighting typical of functional Soviet style.  He slipped into bed next to Nikitina and fell into a deep sleep. At 1:23am, explosions rang out across the night sky. The city stirred in the night, and some residents woke to the blasts...