Police have established a crime scene in inner Sydney this morning where a man has been stabbed to death.
Officers were called to a fight in an apartment block at Moorehead street at Redfern shortly after 2am this morning.
A 43 year old man was found inside with stab wounds to his chest - he was rushed to Royal Prince Alfred Hospital but died.
A man was arrested at the scene - he's being questioned at Redfern police station.
Neighbours in the unit block are being questioned - anybody who saw or heard anything is urged to contact police.