Three siblings killed after thieves crash stolen car

Three siblings, who were helping their mother sell fruit to raise money for their local church, have been killed in Philadelphia after carjackers lost control of a stolen vehicle.

The children, aged seven, 10 and 15, were working on a fruit stand in northern Philadelphia when the two suspects mounted the pavement and veered into the family.

Their mother and a family friend, who were also hit, are said to be in a critical condition in hospital, NBC Philadelphia report.

The victim of the carjacking, who was forced on to the backseat of her car at gun point, is also in a critical condition.

Both men escaped on foot sparking a huge manhunt and a $100,000 reward has now been offered to anyone with information that could help trace them.