The feds announced 25 arrests at the troubled MDC Brooklyn federal jail — including a half-dozen men charged in the brawl that left Jam Master Jay’s killer, Karl Jordan, repeatedly stabbed.

Karl Jordan Jr. was brutally assaulted during a gang war inside of the troubled MDC lockup in Brooklyn and AllHipHop has the details.

Twenty-three inmates at the troubled federal jail in Brooklyn have been charged with crimes ranging from smuggling weapons in a Doritos bag to the stabbing last month of a man convicted in the killing of hip-hop legend Jam Master Jay.

Karl Jordan, one of the men convicted of killing Run-DMC legend Jam Master Jay in 2002, was stabbed in the MDC Brooklyn jail Sunday, the Daily News has learned.

Fifteen of the inmates charged were accused in six separate stabbings, slashings or beatings.

The fight involving Karl Jordan broke out Saturday afternoon at the notorious Metropolitan Detention Center in Brooklyn, New York.

Jam Master Jay’s convicted killer was reportedly stabbed during a fight at Brooklyn's Metropolitan Detention Center.

Karl Jordan Jr., one of the two men convicted of murdering Run-DMC legend Jam Master Jay, was reportedly stabbed during a fight inside MDC Brooklyn, where he is awaiting sentencing.

One of the men convicted in the 2002 murder of Run-DMC star Jam Master Jay in New York City was stabbed at a Brooklyn lockup, according to two sources familiar with the matter. Karl Jordan Jr ...