Alex Salmond probe led to a £500,000 hit for the taxpayer has defended herself.Judith Mackinnon, who was the investigating officer in the Salmond case despite having prior contact with the complainants, insisted she acted appropriately, objectively and fairly.However, she also told MSPs that the part of the Government’s anti-harassment policy that was linked to Salmond's court victory had “not yet” been made clearer.A Holyrood committee is investigating how in 2018 the SNP Government handled