Thanks to the Freedom of Information Act, we now have access to a thick FBI file detailing the agency's investigation into the 1997 shooting death of Christopher "Notorious B.I.G." Wallace. The case, which now falls under the jurisdiction of the LAPD, has famously run cold. But these documents, though heavily redacted, bring some interesting details to light—including ballistics evidence that further links evil former LAPD officer David Mack to the murder.