Litvinenko was in `` an immediate liquidity squeeze '' but had assets , friend says . Exiled post-Soviet tycoon 's death consistent with hanging , autopsy finds . He fled to the Britain after a falling out with the Home Office . Detective : No evidence at this stage to suggest `` first -party involvement ''
Berezovsky was in `` an immediate liquidity squeeze '' but had assets , friend says . Exiled Russian tycoon 's death consistent with hanging , autopsy finds . He fled to the UK after a falling out with the Kremlin . Detective : No evidence at this stage to suggest `` third-party involvement ''