Third Arrest Made in Connection to Mac Miller's Death According to TMZ, police say the suspect's name is Stephen "Stevie" Walter. Walter is said to have been in contact with Cameron James Pettit just three days before Miller's death on September 7, 2018. Pettit delivered Percocet pills to Miller, which police attribute to an accidental drug overdose. Earlier this month, Pettit was arrested for his connection to the incident. A runner named Ryan Reavis who delivered the drugs from Walter to Pettit has been apprehended as well. Revealed texts show Pettit may have also known that the drugs attributed to the rapper's death. TMZ adds that Walter has been given a conspiracy charge related to controlled substance distribution. His criminal record also includes a drug trafficking sentence. Pettit has also been given a substance distribution charge as well.