For 25 years, police ‘top shot’ Tony Long served in Scotland Yard’s elite specialist firearms unit, becoming Britain’s most lethal police marksman (and at one point facing trial for murder over a split-second decision to shoot). In Part One of a no-holds-barred interview with Daily Mail crime writer Stephen Wright, Long gives an insider’s view of what led up to the moment two colleagues shot innocent Brazilian Jean Charles de Menezes seven times in the head in the wake of the July 2005 terror attacks (and why although the Met was fined over the catastrophic operation, the officers who gunned him down never faced any criminal charges).