Elderly woman in critical condition after assault, man charged

A man has been charged in connection with a serious assault on a 71-year-old woman in Hobart.

A social media post by Tasmania Police led to the man's arrest.

The woman remains in a critical condition in hospital after she was assaulted on New Town Road on Saturday morning.

A photo of the alleged offender was given to police by a witness.

The accused was identified in response to the post on Tasmania Police's Facebook page.

The 50-year-old has been charged with causing grievous bodily harm.

He has been remanded in custody to appear in the Magistrates Court at a later date.