No one has been accused in the earlier slaying.

The prosecution says that the police wanted to arrest Mr. Davis as a prime suspect in the earlier slaying of four suspected drug dealers and that he fired first.

The earlier slaying, which happened in May, gained brief notoriety.

Some of those taking part in the outbreak shouted slogans referring to an earlier slaying of a black man by a white teen-ager that had outraged blacks here.

In the earlier slayings, 35 Vietnamese were killed; eight others have been missing since November and are presumed dead.

Police arrested Kanagawa, then 24, who was wanted in an earlier slaying of a 72-year-old man.

Confirmation that the bullet that struck down the student matched the bullets used in earlier slayings further traumatized the Washington region.

Mr. Pitera was also charged with five earlier slayings that carry terms of life in prison.

The two NAR members were also responsible for the earlier slaying of Francesco Evangelista on May 28, 1980.

The shooting at the Stop I Market bears a strong similarity to the earlier slayings.