Photo: weheartit 21 years after the infamous murder of Tupac Shakur, Suge Knight claims Tupac is still alive. Who killed Tupac, or is Tupac still alive? Read on for the rumors and conspiracy theories involving P. Diddy, gang members, and Tupac’s aunt Assata Shakur. Keywords: celebrity, celeb, tupac, tupac shakurread more Read entire story.