A man accused of attempting to stab Mali's interim President Assimi Goita last week has died in hospital while in the custody of security services, the government said in a statement. Goita, a special forces colonel who orchestrated two coups in the last year, escaped unharmed after the assailant tried to stab him during prayers at a mosque in the capital Bamako on Tuesday. Security agents threw a man into the back of a military pickup truck, video obtained by Reuters showed, as Goita was ringed by bodyguards. "During the investigations ... his state of health deteriorated," the statement said.…