By Charlotte Hadfield & Bradley Jolly A grief-stricken father every day drives past the spot where his son was shot dead. Alfie Lewis’ son Aaron, 26, was hit by up to eight bullets when he was gunned by Anna Jung’s chip shop in Wavertree, Liverpool. Six people have since been arrested – but no one has been charged and the murder probe continues. But Alfie, 62, doesn’t believe Merseyside Police have “dug deep enough” to catch Aaron’s killer. Alfie and his family; wife and Aaron’s mum Donna, 52, and Aaron’s siblings Marcus, 30, Kimberley, 24, and 34-year-old Charlene are still fighting for justi…