Chelsea footballer Didier Drogba has received a police caution for throwing a coin into a section of fans.The Ivory Coast striker threw the coin towards Burnley fans after scoring a goal in a Carling Cup fourth round match at Stamford Bridge in November.Drogba, who turned 31 last week, went to a police station on Friday and was cautioned for common assault.The incident happened after Burnley fans were said to have thrown missiles at Chelsea players.Drogba was banned for three matches by the Football Association following the match, which ended with Burnley knocking Chelsea out on penalties after a 1-1 draw.Apology issuedThere were no reports of any fans being injured.A Scotland Yard spokesman said: "On 2 December, police interviewed a 30-year-old man under caution, by prior arrangement, in connection with an incident at the Chelsea v Burnley match at Stamford Bridge on 12 November."He did not attend the police station and was not arrested."The matter was referred to the Crown Prosecution Service for their consideration and on their advice a man attended a central London police station yesterday [Friday] and was cautioned for common assault."Drogba issued an apology immediately after the match. Referee Keith Stroud told the FA he had booked Drogba for going towards the opposition supporters to celebrate but had not seen him throw the coin.Drogba was the Premier League's leading goalscorer in the 2006/07 season and has scored nearly 100 goals for Chelsea since joining them from Marseille in 2004.