Trump's Iran 'Armada'

Tehran warns of serious ramifications in the case of a US military strike, after a US aircraft carrier arrives in the Middle East. President Trump says he believes the regime still wants talks, so what is about to happen? We talk to the influential Iranian activist who's survived multiples attempts on her life: she'll face her alleged Iranian state backed assassin in a New York court tomorrow, and the Iranian protestor who saw people killed by the authorities right in front of her. With Victoria Derbyshire.