American marine biologist Kent Carpenter, age 73, was killed during a violent home invasion in the Philippines on Sunday evening, according to Philippine authorities who have classified the incident as murder.

Carpenter, who served as an adjunct professor at Silliman University’s Institute of Environmental and Marine Sciences in Dumaguete City, was at his residence with a 34-year-old companion when three men forcibly entered the home at approximately 11:30 p.m. local time. Police reports indicate that one of the intruders shot Carpenter in the head during what investigators believe was a robbery attempt.

The assailants also bound Carpenter’s companion and subjected her to sexual assault before fleeing the scene with a laptop computer, an undisclosed amount of cash, and a backpack, according to police spokesperson Colonel Allen Rae Co.

All three suspects remain at large. Philippine National Police have launched a specialized investigation to identify and apprehend those responsible for the crime.

Local investigators have initiated comprehensive tracking operations that include reviewing closed-circuit television footage from the area, conducting witness interviews, validating intelligence information, and reconstructing the suspects’ movements both before and after the incident occurred.

Regional Director Police Brigadier General Romano Cardiño issued a statement strongly condemning what he termed “this senseless act of violence.” He stated that he has directed investigators to employ all legal means available to identify and capture those responsible with maximum urgency.

“We assure the victim’s family, the community, and our foreign visitors that this case is being treated with utmost urgency, and no effort will be spared until justice is served,” Cardiño stated.

The incident raises concerns about the safety of foreign nationals residing in the Philippines, particularly those working in academic and scientific capacities in more remote regions of the archipelago nation. Dumaguete City, located on Negros Island, is known for its university community and marine research facilities.

Carpenter’s death represents a tragic loss to the marine biology community. His work at Silliman University contributed to environmental and marine science research in a region recognized for its significant marine biodiversity.

The investigation continues as Philippine authorities work to bring the perpetrators to justice. American consular officials have been notified of the incident, though no official statement from the United States Embassy in Manila has been released at this time.

This case underscores the ongoing challenges faced by law enforcement in the Philippines regarding violent crime, particularly in incidents targeting foreign residents. The outcome of this investigation will be closely watched by both the local community and the international academic community that Carpenter served.

Related: France Leads European Response to Russian Intelligence Cyber Operations