Analysis Since the broadcast of a television drama telling the story of the Post Office Horizon scandal — one of the most serious miscarriages of justice in British legal history — calls have mounted for those responsible to be held to account. Leaping into focus is Fujitsu, the supplier of a controversial £2.3 billion ($2.94 billion) accounting system, Horizon. Between 2000 and 2015, 736 managers of local Post Office branches around Britain were criminally convicted of financial fraud when erro...