UK police hunt suspect in ‘corrosive substance’ attack that injured 9 in London

Police said nine people had been taken to hospitals: the woman and two children; three adults who came to their assistance; and three police officers.

Castle said the officers’ injuries were believed to be minor. There was no immediate word on the condition of the others.

Castle said tests were under way to determine what had caused the injuries but “at this stage we believe it to be a corrosive substance”.