However , modern exhumations showed no signs of violence on the bodies and found to have died together of malaria in 1562 .
In turn , his father Cosimo , furious , killed Garzia with his own sword .
Modern exhumations showed no signs of violence on the bodies and found to have died together of malaria in 1562 .
In turn , his father Cosimo , furious , killed Garzia with his own sword .