MESA, AZ — A now-former detective with the Maricopa County Attorney's Office has pleaded guilty to second-degree murder following the death of his wife. John Byrd was arrested in August 2024 ...

He was arrested and later charged with second-degree murder. Byrd was already on medical leave from his role with MCAO prior to his wife’s murder, where he worked as a detective in the agency ...

The backstory: According to officials with MCAO, Peterson was found dead in 2022. "During a nearly one-month period in the fall of 2022, Phoenix Police received multiple requests to check the ...

Acetylated histones at active enhancers and promoters recruit bromo and extra terminal repeats (BET) protein called BRD4. We recently demonstrated that de novo mutations in BRD4 cause a ...