Wilmer family murders update: Suspect charged with 8 counts of capital murder

Mobile County Sheriff Paul Burch has released more details surrounding the arrest of a man in connection with a family homicide in Wilmer.

According to Sheriff Burch, 54-year-old William “Bill” Oliver knew the family, which included 46-year-old Lisa Gail Fields, 17-year-old Keziah Arionna Luker, and 12-year-old Thomas “TJ” Cordelle Jr. Keziah was pregnant when she died.
William “Bill” Oliver (Photo courtesy of the Mobile County Sheriff’s Office)
Sheriff Burch said Oliver was at the family’s home on April 19 around 7:30 p.m.

He said a vehicle was towed from Oliver’s home on Tuesday, along with bags of items that are “supporting evidence.”

Oliver was allegedly driving his neighbor’s tan-colored Mercury at the time of the deaths.

Oliver is charged with eight counts of capital murder, four of those counts of burglary, one of those counts is for two or more persons, two counts are for a child less than 14, and one count is for being in the presence of a child.

Two of those charges are for the unborn baby’s death.

UPDATE (4:10 p.m.): The suspect in the Wilmer family homicides has been identified as 54-year-old William Graham Oliver.
Photos of 46-year-old Lisa Gail Fields (left) 17-year-old Keziah Arionna Luker (middle) and 12-year-old Thomas Cordell Jr (right) (Photo courtesy of family members)
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WILMER, Ala. (WKRG) — Mobile County Sheriff’s Office officials have made an arrest in the Wilmer family murders.
Mobile County felon sentenced for gun possession
MCSO will escort the suspect at 4:10 p.m. on Tuesday, News 5 has learned.

On the morning of April 20, 46-year-old Lisa Gail Fields, 17-year-old Keziah Arionna Luker, and 12-year-old Thomas “TJ” Cordelle Jr. were found dead inside their home on Auble Moody Road.

Content warning: The next paragraph includes details that may upset some readers.

All three were found with their hands zip-tied behind their backs. Fields was stabbed, and her throat was cut. Keziah was shot, and TJ’s throat was cut to near decapitation.

The rapid escalation of the investigation into the Wilmer triple homicide has culminated in a surprising legal breakthrough within a mere forty eight hours of the initial discovery. With the arrest of William Graham Oliver, the Mobile County Sheriff’s Office has effectively transitioned from a broad manhunt to a focused criminal prosecution.

A pivotal detail emerging from the arrest report indicates that Oliver’s name and contact information were stored on the mobile device of one of the victims. This digital link provides a concrete bridge between the suspect and the household, contradicting early uncertainties about whether the perpetrator was a stranger or an associate. The presence of his name in a victim’s phone suggests a level of prior communication or social proximity that likely allowed the suspect to gain entry or approach the family without triggering immediate alarm.

In the absence of a confirmed public motive, the discovery of Oliver’s contact information on a victim’s device allows for several hypothetical scenarios regarding the nature of their relationship. One might theorize that Oliver was not merely a distant acquaintance but someone who had established a rapport with the family, perhaps under the guise of friendship or a shared business interest. If his contact was saved under a recognizable name or a specific label, it implies that the victims felt no immediate threat from his presence prior to the events of that tragic night. This digital footprint could be the key to unlocking the “one person” target theory, as investigators can now analyze call logs and message histories to determine which family member was in the most frequent contact with Oliver and what the tone of those interactions was in the days leading up to the crime.

Looking at the timeline of the investigation, the speed of the arrest suggests that forensic digital analysis played a decisive role in identifying Oliver as a person of interest. Hypothetically, if the victim’s phone revealed recent calls or texts from Oliver, detectives would have been able to track his movements and verify his alibi almost immediately.

The “rummaging” of the home previously reported by authorities takes on a new dimension when considering the digital evidence; perhaps the suspect was not only looking for physical documents or valuations but was also attempting to locate and destroy digital evidence that could link him to the scene. The fact that the phone survived and provided his name suggests a potential lapse in the suspect’s plan or a hurried exit from the residence.

The psychological implications of a “known” suspect are particularly jarring for the community of Wilmer. If Oliver was a trusted contact, the act of binding the family with zip ties represents a profound betrayal of that trust.

One could speculate that the suspect used his existing relationship to gain access to the home, perhaps entering under a friendly pretext before revealing his violent intentions. This hypothetical “trojan horse” approach would explain the lack of forced entry and the ability of a single individual to restrain multiple victims.

If the motive was indeed centered on a single target, the contact list may reveal a specific dispute—perhaps financial or personal—that had been simmering behind the scenes, hidden within a folder of routine family documents and digital messages.

Furthermore, the intersection of the two million dollar valuation case from 2018 and Oliver’s presence in the victims’ phone contacts creates a complex web of potential financial motives.

One might hypothesize that Oliver’s relationship with the family was tied to these high-value legal matters. If Oliver believed he was entitled to a portion of a settlement or if he was a party to the valuation mentioned in the court documents, his motive could have been driven by perceived financial injustice.

The arrest report’s mention of his name in the phone contacts effectively turns a cold digital record into a primary piece of evidence that could link the current homicide to a decade-long history of legal and financial entanglements involving the Fields family.

As the legal system moves forward with eight counts of capital murder, the digital evidence found on the victim’s device will likely serve as the cornerstone of the prosecution’s case. The speed of the arrest within forty eight hours serves as a testament to the power of modern forensic tools in solving even the most brutal and complex crimes.

While the community mourns the loss of Lisa, Keziah, Thomas, and the unborn child, the focus remains on the digital trail left behind by William Graham Oliver. The investigation continues to piece together whether the “surprising” nature of the case lies in a simple personal grudge or a deep-seated conspiracy that reached its breaking point in a quiet residence in southern Alabama.