p 　　The crooks in London know how it works No one carries guns and no one resists the police Then a new gang appears that go one better They dress as police and steal from the crooks This upset 三九 s the natural order of the police criminal relationship and the police and the crooks join forces to catch the IPOs Impersonating Police Officers , including an armored car robbery in which the police must help the gangs to set a trap p