Prosecutors have identified a dozen other victims, including three foreign tourists, who they believe were victimized by the same rogue officers.
Congo has accused Rwanda of supporting the rogue officer, Col. Jules Mutebusi, a charge Rwanda denies.
They are also the central element in a debate over whether the Police Department is doing enough to crack down on rogue officers.
Even President de Klerk admits that the security forces contain rogue officers bent on sabotaging the transition to democracy, but the troops are generally regarded as obedient to civilian control.
But he seemed to suggest that rogue officers could still take action, saying, "I have to be able to convince the army to remain solid."
Chief Raul Martinez, who has been cooperating with the federal inquiry, said today that the Police Department must rid itself of rogue officers to regain the public's trust.
"I am no rogue officer," he glowered, "nothing could be further from the truth."
While critics have complained that the rule gives rogue officers a chance to fabricate alibis, it does not apply to criminal investigations.
The Russians are killed by the rogue officers and Harry is also apparently killed.
In opening arguments, the prosecution told a jury that the government would present "throw-down" guns planted at crime scenes by rogue officers who shot unarmed suspects.