An elderly woman is fighting for life after being stabbed in the driveway of a home in Melbourne's north-east.
Police said the woman, aged in her seventies, was stabbed in the driveway of a home in Yerrawa Drive, Watsonia at round 12.30pm.
They arrested a 31-year-old Alphington man in the back yard of a property in Henry Street a short time later.
She was airlifted to hospital in a life threatening condition.
Anyone with information is urged to call Crime Stoppers on 1800 333 000.