By Bradley Jolly The Conservative Party has tonight been slammed for failing to call out racism following the Diane Abbott row. Ayesha Hazarika, a broadcaster who was political adviser to senior Labour Party politicians for eight years, appeared on tonight’s Question Time on BBC and took the Tories to task on extremism. The opening question concerned the Government’s latest definition of extremism \- today declared by Michael Gove as “the promotion or advancement of an ideology based on violence, hatred or intolerance, that aims to: negate or destroy the fundamental rights and freedoms of othe…