He told the judge that prosecutors had found new evidence since the trial in January.
But a special prosecutor found no evidence to indict anyone.
The prosecutors found that a traffic-signal company had paid many of his campaign expenses.
But prosecutors found that the law allows for professional groups to hold public meetings without permission from the authorities.
No prosecutor found sufficient evidence even to call him for questioning.
A prosecutor in Lima found that there was no evidence of fraud, however.
Ultimately, the prosecutors, the police and the hospital found that they had nothing to go on.
A prosecutor found there was no reason to hold him.
In other cases, he said, prosecutors may find it difficult to distance themselves from the agencies under investigation.
A prosecutor finds herself haunted by a murder 11 case.