Simplify the following text for a Grade 8 native English-speaking person.
Original: SiniÅ a MihajloviÄ ( ; born February 20 , 1969 ) is a Serbian former football player turned manager , currently in charge of Serie A club Fiorentina since June 2010 .
Simplified: SiniÅ a MihajloviÄ ( born 20 February 1969 ) is a former Serbian football player .