His resignation shocked the players and fans .
On 14 August 2012 , it was announced that Petrescu had resigned as Kuban Krasnodar manager , citing the need for a new challenge .
Petrescu 's resignation shocked the players and fans .
On 14 August 2012 , it was announced that Petrescu had resigned as Kuban Krasnodar manager , citing the need for a new challenge .