On Wednesday, prosecutors arrested the two intelligence officials, charging that they had known about the kidnapping and helped plan it.

In their eight-month investigation ending today, the prosecutors arrested or indicted 19 people.

The police and prosecutors could arrest suspects and hold them in detention without trial for months, even years.

In October, prosecutors arrested him for a third time, with new evidence, and will put him and six others on trial.

The prosecutors have so far not arrested any bureaucrats on the fast track, the ones recruited in a special program and who really run the ministry.

South Korean prosecutors arrested the head of the country's largest brokerage yesterday and charged him with manipulating stock prices.

The prosecutors have arrested or indicted 13 businessmen and Government bureaucrats, charging them with various forms of bribery.

The prosecutor also arrested the accused without warrants or explanation and coerced them into surrendering their rights through the use of violence.

Last week, prosecutors arrested six construction industry executives and consultants, accusing them of colluding on bids.

But opposition parties, which dominate the legislature, said the prosecutors should have arrested several of Mr. Chun's most senior aides.