Fitch places Tristan Oil Ltd on Rating Watch Negative

    Fitch Ratings has placed Tristan Oil Ltd.'s (Tristan) Long-term foreign currency Issuer Default Rating (IDR) and senior unsecured rating of 'B+' on Rating Watch Negative (RWN). Tristan's Recovery rating is 'RR4'.     The RWN reflects Fitch's concern of a potential negative impact relating to the latest actions of the Kazakh authorities...