Towering titans of hip-hop Tupac “2Pac” Shakur and Christopher “Notorious B.I.G.” Wallace and their violent deaths capped a bi-coastal feud that reached a fever pitch in the 1990s – linking the foes together eternally.

As speculation continues to bubble over who was responsible for the murders of the pair, a new book from an ex-LAPD homicide detective alleges that label heads and shot callers Sean “Diddy” Combs and Suge Knight were the masterminds behind the deaths of the rappers. However, a former ally and childhood friend of B.I.G. dismissed the book’s claims in a recent on-air interview. Read more...

More From XXL