An aging cop is assigned the ordinary task of escorting a fast-talking witness from police custody to a courthouse. There are however forces at work trying to stop prevent them from making it.
Jack Mosley, a burnt-out detective, is assigned the unenviable task of tranporting a fast-talking convict from jail to a courthouse 16 blocks away. However, along the way he learn that the man is supposed to testify againt Mosley's colleagues, and the entire NYPD wants him dead. Mosley must choose between loyalty to his colleagues and protecting the witness, and never has such a short distance seemed so long...

New York Police Department , as always, busy , Vertical Division of Labor exploration Jack Mosley ( Bruce Willis ) was brave extraordinary do break some thing major , but now of aging , he was brave dare not then . " Sure enough, the old lady !" Although skill fighting watered down , but the extraordinary alertness , seasoned , he always saved the day , can still play a huge role in many important cases . Eyes, there will be a 10 very difficult cases occur , a man named Eddie Burbank ( Moss Dave) black kid accidentally saw with evil events , thus becoming the important witnesses of this case . Now became a bandit chieftain partisan race to kill the target . Therefore, the police decided that the qualifications profound old police detective Jack Mosley is responsible for the witnesses from the police detention center in court that day will be escorted to a distance of 16 blocks away the court scene . At a time , got wind of the triad gang who already is just around the corner , this gang of outlaws is the long and short-lived 16 blocks away to hijack and kill the witness Eddie , in order to help their boss in court to escape legal sanction due to insufficient evidence . Black witnesses " Eddie Burbank was born like naughty things and killing and optimistic, cheerful kid . Uninhibited right people in uniform is never any good impression at all , right in front of the old-fashioned of old police and all sorts of non-cooperative . On the contrary, the old police detective Jack brought him on the troubled black kid more disgusted exception , for due diligence on the career , Jack is still doing the full and strong vitality of the congregation bandits expand the twists and turns and thrilling battle of wits Doo Yong . Eddie then it seems that did not realize that to be how to face the sinister situation . Within the complex and numerous, medium block 16 , a witness the battle , or is a desperate Battle Royale so vigorously started ...