(NBC News) – The former LAPD detective best known for his involvement in rapper Biggie Smalls’ murder case, died suddenly Wednesday of a possible heart attack, sources told NBC News.
Russell Poole was discussing a cold case murder investigation with Los Angeles Sheriff’s Office homicide investigators when he was stricken at their Monterey Park offices.
Sheriff’s Investigators performed CPR and Poole was rushed to a local hospital but a short time later was pronounced dead.
Poole was known as an aggressive and outspoken investigator. He first gained attention for his investigation into a March 1997 shooting involving two LAPD officers on a Universal City street that left one of them dead.