Two nurses and a psychologist who took care of football legend Diego Maradona before his death have been added to involuntary manslaughter investigation, a judicial source told local media Monday.

Diego Maradona death probe: Psychologist and two nurses added in investigation

World Cup winner, Napoli legend, drug addict: Rise and fall of Diego Maradona

Diego Maradona, unabashed and outspoken: Most famous quotes by Argentine legend

Former Reuters Cuba correspondent Andrew Cawthorne recalls taking the field with Diego Maradona, who died on Wednesday, in this Reuters story from 2004. As I stepped up to take the penalty in Cuba’s national soccer stadium, a bloated but grinning Diego Maradona wiped and placed the ball, whispered words of advice and clasped his hands in prayer.

My kick-arounds with Maradona in Cuba

Few players mastered the spectacular quite like Diego Maradona. From stunning free-kicks to winding dribbles, the Argentine, who has died at the age of 60, scored some of the most famous -- and thrilling -- goals in football history.

Diego Maradona - Five of his greatest goals