The Killing Spree is the most brutal of criminal acts. Unprecedented and unimaginably violent, these rapidly executed chains of murder spawn headlines, uproar and mass hysteria. This compelling new series will bring to life the true stories behind them. Each episode will feature one such event in forensic detail, drawing upon the testimony of a carefully selected cast to tell its story. The result is a definitive blow-by-blow account of crimes that are as twisted as they are complex, from the unravelling of a psychopathic student to the incontrollable rage of a scorned employee, to a radicalised lone wolf crack shot…