Petkovic started the new season from the very beginning .
Petkovic entered his first match of the 2010 Rio state championship as a late substitute and scored a goal on what was virtually his first touch of the contest at Volta Redonda on 20 January 2010 .
Starting the new season from the very beginning , Petkovic entered his first match of the 2010 Rio state championship as a late substitute and scored a goal on what was virtually his first touch of the contest at Volta Redonda on 20 January 2010 .