TODAY: Lavrov says Kremlin has evidence of alleged Ukrainian incursions and ‘sabotage’ in Crimea; Putin’s high-level firings raise suspicions; MICEX hits record high; Russia in oil talks with Saudi Arabia; nothing exists to formally ban Rosneft from taking part in Bashneft privatisation, according to Economy Ministry; Nord Stream 2 talks collapse on Warsaw fears; Stepanova fears for her life over role in doping scandal.