Nicola Sturgeon says husband’s arrest was her ‘worst nightmare’

Former first minister says she could not have anticipated' events and they played no part in decision to quit

Nicola Sturgeon has described her husband's arrest as her worst nightmare" and said it played no part in the decision to stand down as Scottish National party leader.

The former first minister said the three weeks since Peter Murrell's arrest at their home in Glasgow had been traumatic" and very difficult", in her first public statement since the police raid.