The tragic reason behind a woman's alleged hammer attack on a man, 63, at a Sydney hospital is revealed - as fresh new details of the horror emerge

Viki Graham, 46, is accused of striking the 63-year-old man while he slept in a ward at Royal Prince Alfred Hospital in Camperdown at 12.15am on Thursday.

The tragic reason behind a woman's alleged hammer attack on a man, 63, at a Sydney hospital is revealed - as fresh new details of the horror emerge
Viki Graham, 46, is accused of striking the 63-year-old man while he slept in a ward at Royal Prince Alfred Hospital in Camperdown at 12.15am on Thursday.