A third person has been charged over the alleged stabbing murder of a man in Adelaide's CBD during the early hours of Anzac Day.
Police were called to North Terrace, Adelaide just after 2am April 25 after a man was found lying on the road, suffering multiple stab wounds to his chest.
The 25-year-old Victorian man died at the scene.
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Police alleged earlier the murder was a result of escalating violence between two youth gangs.
Two Victorian males, aged 17 and 21, have already been arrested and charged with murder and remain before the courts.
A 19-year-old South Australian woman was arrested on Friday and charged with assisting an offender.
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She received bail and will face court in October.
"Investigations are continuing and police have not ruled out further arrests in relation to this matter," South Australia Police said in a statement.
