The crime lab's reputation worsened after an employee stole cocaine.

LEAD: A former police chief was sentenced to 7 to 10 years in prison after pleading guilty to stealing cocaine from his department's evidence room.

He was charged with stealing cocaine from evidence in May 2013.

Several months later, the man, who was an unpaid police officer, admitted to stealing cocaine seized in an arrest.

Four months later, the man was arrested for stealing cocaine.

He had faced nearly 22 years for stealing and reselling cocaine over five years.

Perez made his allegations in exchange for leniency after he was caught stealing cocaine from a police evidence locker.

Did you also mention he'd stolen cocaine from the cartons in the kitchen?

Once, a drug dealer who accused Mr. Biangazzo of stealing cocaine put a gun to his temple.

A state trooper was charged Tuesday with stealing cocaine from an evidence locker and using it to make an arrest, the authorities said.