But Suffolk County will continue to seek convictions for murder for drunken drivers who cause fatal accidents, District Attorney James M. Catterson Jr. said last week.

Federal prosecutors have most often sought convictions of limited scope against defendants in savings-industry cases because more complex cases are difficult for juries to understand, and therefore for the prosecutors to win convictions.

Prosecutors are seeking criminal convictions and the return of at least $11 million.

But the Texas case is a civil action, and the oil workers are seeking not criminal convictions but more money.

In calling Officer Solano, the prosecution made clear that it was holding nothing back in seeking convictions of all four defendants.

The Spanish court's inquiry, focused on 320 Spanish victims of the crackdown, is the first effort since then to seek criminal convictions for the events of the so-called dirty war in Argentina.

More than 400 indictments were issued in recent years alleging willful harm to minors as prosecutors sought convictions against a regime that no longer existed.

The prosecution had not sought convictions, but told the appeals court that there was still reason to uphold the ambiguous formulation.

That strategy involved seeking convictions among lower-ranking officials as Government investigators and lawyers sought to build strong cases against senior officials and Mr. Dixon.

For half a century, Federal, state and city prosecutors tried to clean up the market by seeking convictions of mobsters on charges of extortion and labor racketeering.