Police are appealing for witnesses after a serious collision has left an elderly woman in a critical condition.Emergency services were called to St James's Road, near the junction with Tavistock Road, at around 3.40pm on Sunday.An 81-year-old woman had been hit by a motorbike.Yesterday, a Metropolitan Police spokesman said the woman was in a critical but stable condition but today the service confirmed she was critical in a south London hospital.The rider of the motorbike stopped at the scene...
