Manny Pacquiao has filed a lawsuit against Floyd Mayweather Jr and Golden Boy Promotions boss Oscar de la Hoya over claims he has used performance-enhancing drugs.

Floyd Mayweather claims the row over blood testing which is threatening his planned meeting with Manny Pacquiao is evidence the Filipino does not want the fight.

Manny Pacquiao has promised to take legal action following a row over blood-testing which is threatening his planned fight with Floyd Mayweather.