Convicted war criminal Ratko Mladic, the notorious " Butcher of Bosnia" who oversaw the Srebrenica massacre, has reportedly died in prison.

Wartime commander was serving life sentence for Srebrenica massacre and siege of Sarajevo; reports say he died in a UN prison hospital in The Hague

Ratko Mladic, the Bosnian Serb general responsible for atrocities in Bosnia during the 1990s, has died in prison at age 84.