By Graeme Murray & John Scheerhout A dad has told how he cried as he went to work after he missed the inquest into the death of his 12-year-old son. Lee Rawlinson, 51, was not notified about the hearing into Joel’s death because of an “administrative error”. He only found out the coroner’s conclusion that “crucial delays” contributed his son’s death after reading about it in a newspaper. Mr Rawlinson was devastated at hearing about the ‘error’ and said: “I was going to work and I just burst into tears on the train. I didn’t want people to see me upset. I was a bit embarrassed so I had to go ho…