Poison plant clue may have been flushed away

  Scientists may never discover whether a Russian whistleblower’s soup was spiked with a deadly plant poison because his stomach contents were flushed away during his post mortem, a court heard. Alexander Perepilichnyy, 44, collapsed and died while jogging up a steep hill in his £3million St George’s Hill estate in Weybridge, Surrey, on 10 November 2012. Claims have emerged that an assassin may have mixed a rare and deadly plant called gelsemium into the sorrel soup Mr Perepilichnyy had…