Maradona’s surgeon responds tearfully to investigation into star’s death

Diego Maradona's surgeon responded to the launch of an investigation for involuntary manslaughter by saying he did "everything he could, up to the impossible" for an "unmanageable" patient.

Earlier in the day prosecutors in San Isidro, near Buenos Aires, said they were investigating Leopoldo Luque while Argentine television showed police raiding the doctor's surgery and home.

A statement from the prosecutors' office later said they had begun analysing material gathered and clarified that "no decisions have been made at the moment regarding the procedural situation of any person."

The probe was triggered by concerns raised by Maradona's daughters Dalma, Gianinna and Jana over the treatment he received for his heart condition at his home in Tigre, north of Buenos Aires, judicial sources said.

Maradona died of a heart attack on Wednesday aged 60, and was buried on Thursday at the Jardin de Paz cemetery on the outskirts of the Argentine capital.

"Our investigations are ongoing, we are talking to witnesses including members of the family" of Maradona, a source close to the San Isidro inquiry said.

"The clinic had recommended that he go elsewhere to be hospitalised, but the family decided otherwise. His daughters signed for him to be discharged from the hospital," said a family member, on the condition of anonymity.

Later in the day, Luque, who is no relation to Maradona's former Argentina team-mate of the same name, gave an emotional televised news conference.

"You want to know what I am responsible for?" the 39-year-old doctor asked between sobs. "For having loved him, for having taken care of him, for having extended his life, for having improved it to the end."

Luque said he did "everything he could, up...