21.   Last month, authorities noted that an evidence locker had been tampered with.

22.   Last week, former Officer Rafael A. Perez pleaded guilty to stealing eight pounds of cocaine from an evidence locker.

23.   Key to the investigation is veteran undercover officer Rafael Perez, who was convicted of stealing cocaine from a police evidence locker.

24.   Seven anti-narcotics agents and a police lieutenant were arrested for allegedly stealing more than a ton of confiscated cocaine from an evidence locker, a police spokesman said Wednesday.

25.   The police corruption investigation was sparked by statements from Rafael Perez, a former officer convicted of stealing cocaine from an evidence locker.

26.   The officers were implicated by Rafael Perez, a former officer who pleaded guilty to stealing eight pounds of cocaine from an evidence locker.

27.   The scandal came to light last September when Perez pleaded guilty to stealing eight pounds of cocaine from an evidence locker.