‘I tried to save him’

A mother whose three-year-old son was crushed to death under her boyfriend’s car seat claimed she desperately tried to save his life. Stephen Waterson, 25, deliberately rammed his seat against him Alfie Lamb because the boy would not stop crying, it is claimed. Waterson, who is the adoptive son of former Tory cabinet minister Nigel Waterson, claims he has no idea how Alfie died, but insists it had nothing to do with the car seat. His girlfriend Adrian Hoare, 23,…