A 64-year-old man is accused of gunning down two people in a library parking lot in Vero Beach, Florida, on Tuesday before allegedly walking into the Atlantic Ocean fully clothed, sparking a days-long search by authorities.

Jesse Scott Ellis allegedly shot and killed his wife of 13 years, Stacie Ellis Mason, and her 56-year-old married colleague, Danny Ooley, outside the Indian River County Main Library, then fled to nearby South Beach Park, where a bystander saw him disappear into the water, prompting a manhunt that remains ongoing.

According to the Vero Beach Police Department, the incident unfolded when security cameras captured Mason and Ooley arriving at the library in separate vehicles. Both were employees of the Indian River County government. Footage showed Mason leaving her car and entering Ooley's vehicle.

Gunfire Erupted Moments After the Pair Met

Vero Beach Police Chief David Currey said Ellis arrived in the parking lot shortly after, armed with an AR-15-style rifle. Ellis then fired multiple shots at Ooley's vehicle, according to Currey. Both Mason and Ooley were killed.

Police officials said they believe Mason and Ooley had been involved in a romantic affair. "This was a crime of passion, two individuals that were apparently seeing each other for a period of time, and one husband being upset about it and potentially committing the crime that was committed," Currey said.

However, Ooley's mother disputed the characterization, stating her son "was not having an affair." She told reporters that the pair had been at the library "checking for a job they were going to be doing."

A Bystander's Call Led to a Troubling Discovery

After the deadly incident, Ellis appeared to leave the area. He was later seen at South Beach Park walking into the ocean while still fully clothed. A concerned bystander called authorities after watching Ellis vanish beneath the waves.

Currey said that when rescuers arrived, they made contact with Ellis and determined he did not appear to need assistance. Ellis provided a name that was later discovered to be false, and rescuers departed without realizing they had encountered a murder suspect, as New York Post reports.

The police chief acknowledged it is possible that Ellis drowned himself. Authorities have continued searching for him by boat, but as of the latest update, Ellis has not been located. Police announced they would hold another press conference at 11 a.m. Friday.

A Marriage Reportedly Unraveling for Months

The case has drawn widespread attention and raised difficult questions about domestic violence, interpersonal conflict, and public safety. While authorities have described this as a targeted act rather than a random threat, the brazen nature of the alleged attack in a public parking lot has left the community unsettled.

Currey said that the couple's marriage had reportedly been troubled in the months leading up to the killings. He noted that Ellis and Mason shared children from previous marriages and were potentially in the process of separating or divorcing. The couple had also been preparing to sell their home, according to the chief.

Police said they discovered that Ellis had "obtained some professional services" and learned about "some things that were taking place," though officials did not provide additional details. Currey described the entire incident as a "targeted marital issue," emphasizing that Ellis was not considered a broader danger to the public. Ellis is now wanted on two counts of first-degree premeditated murder, a capital felony that could place him on death row if he is found alive.

Lessons to Learn

1. Be aware of warning signs in domestic relationships. Authorities indicated that Ellis and Mason's marriage had been deteriorating for months. When relationships involve escalating conflict, particularly during separations or divorces, it is critical to seek professional support and, when necessary, protective orders.

2. Remain vigilant in public spaces. This alleged crime took place in a library parking lot during what appeared to be an ordinary day. Staying aware of your surroundings and having an emergency plan, even in familiar locations, can be a lifesaving habit.

3. Report suspicious behavior immediately. A bystander's quick call to authorities after seeing Ellis enter the ocean was the right decision and provided critical information to investigators. That said, it is essential to remember that crime can happen to anyone regardless of the precautions taken, and we should never blame the victims for the violent actions of another person.

Why This Story Matters

This case underscores the devastating consequences that can arise from unresolved domestic turmoil and the accessibility of high-powered firearms. The Vero Beach community is now grappling with a double homicide that occurred in broad daylight at a public facility, shattering any sense of routine safety. Ellis's daughter, Kristi, told NBC News she has "no family" left — a heartbreaking reminder that the ripple effects of violence extend far beyond the immediate victims, leaving families and communities fractured for years to come.

In summary, Jesse Scott Ellis, 64, allegedly used an AR-15-style rifle to fatally shoot his estranged wife, Stacie Ellis Mason, and her colleague, Danny Ooley, 56, in the parking lot of the Indian River County Main Library in Vero Beach on Tuesday. Police say the killings stemmed from a suspected affair between Mason and Ooley, though Ooley's mother has denied any romantic involvement. Ellis fled and was later seen walking into the ocean fully clothed at South Beach Park, where he gave rescuers a false name before disappearing. Authorities continue to search for him by boat and have charged him with two counts of first-degree premeditated murder, a capital felony that could carry the death penalty if he is apprehended alive.