Trust

As the hunt for a killer of two women intensifies, Nikki and Jack uncover a dangerous plot that threatens national security, whilst Leo fights to prove an imprisoned mother's innocence.

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Part 2

2/2 Nikki, Jack and DI Reed realise one of the victims was killed by a controlled sedative.

Fri 18 Jan 2013 21:00 BBC One

See all previous episodes from Silent Witness

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