Driver plows car into Melbourne crowd; no known terror ties

A damaged vehicle is seen at the scene of an incident on Flinders Street, in Melbourne, Thursday after a driver crashed through pedestrians on a sidewalk. (Joe Castro/AAP Image via AP)

SYDNEY — The driver of an SUV that rammed into a crowd in central Melbourne on Thursday, injuring 19 people, is an Australian citizen of Afghan descent with a history of drug use and mental illness but no known links to terrorism, police said.