Diego Maradona showed “warning signs” that went unheeded during the home hospitalisation leading up to his death in 2020, a witness on Tuesday told the trial examining the Argentine football legend’s demise.Seven healthcare professionals have been on trial since mid-April in Argentina for potential negligence that may have contributed to his death.The World Cup winner died of heart failure and acute pulmonary oedema – a condition where fluid accumulates in the lungs – two weeks after...