On 27 December 2012 , Grasso requested leave of absence from the CSM .
The next day told the press that Grasso intended to stand for election with the centre - left Democratic Party in the Italian parliamentary elections of 2013 .
On 27 December 2012 , Grasso requested leave of absence from the CSM , and the next day told the press that he intended to stand for election with the centre - left Democratic Party in the Italian parliamentary elections of 2013 .