A cruise ship passenger accused of killing a woman aboard the MSC Seascape told FBI investigators he “snap[ped]” during an argument before beating and choking her for up to five minutes, according to newly filed federal court documents.A criminal complaint filed in the Southern District of Texas shows that Jason Leon Watford, 48, has been charged with murder in connection with the woman’s death aboard the cruise ship while it was sailing in international waters on Sunday.The woman has not been publicly identified.TEEN ACCUSED OF STEPSISTER’S CRUISE SHIP MURDER BUYS TIME TO CONSIDER PLEA BUT WON’T GET ‘SWEET’ DEAL: EXPERTSurveillance footage showed Watford entering the cabin at about 7:46 p.m., followed by the woman about 25 minutes later, investigators said. No one else was seen entering or leaving the cabin before she was discovered.Watford told investigators the two had been arguing while eating at a restaurant aboard the ship before returning to the cabin, where the argument continued, according to the affidavit.Investigators said Watford admitted that he “snap[ped]” and struck the woman multiple times, causing blood to come from her mouth and land on his shirt, pants and hands. His bloodstained clothing was later found on the cabin floor.ANNA KEPNER’S STEPBROTHER CHARGED AS ADULT WITH MURDER, SEXUAL ABUSE IN FLORIDA TEEN’S CRUISE SHIP DEATHWatford allegedly admitted to choking the woman with both hands before wrapping his right arm around her neck from behind as she was lying down.He told investigators he applied pressure to her neck for about four to five minutes, releasing her only after becoming exhausted.The woman remained motionless on the floor for about 10 minutes, but Watford did not contact ship security or medical personnel, investigators said.At about 9:02 p.m., a housekeeper arrived at the cabin to deliver towels and knocked on the door.SECRET EVIDENCE FILED IN ANNA KEPNER CARNIVAL CRUISE MURDER CASE AS FEDS PUSH TO JAIL ACCUSED STEPBROTHERWatford answered and briefly spoke with the housekeeper, who reported seeing what she believed was blood on his hands and pants and the woman lying face down and motionless on the floor, the affidavit says.READ THE AFFIDAVIT HERE:The housekeeper then contacted other MSC employees.FOLLOW THE FOX TRUE CRIME TEAM ON XAbout 13 minutes after the housekeeper first knocked, surveillance footage captured Watford leaving the cabin wearing a different shirt and pants.He then sat on the hallway floor outside the cabin and scrolled on his smartphone, investigators said.SIGN UP TO GET THE LATEST TRUE CRIME NEWSMSC security detained Watford as a suspect, and the cruise line contacted the FBI’s Texas City Resident Agency at about 11 p.m. to report a suspected homicide aboard the ship.The Seascape returned to the Port of Galveston early Monday, where FBI personnel boarded the vessel and began investigating.CLICK HERE FOR MORE FROM THE FOX TRUE CRIME HUBWatford had previously been prosecuted in Texas for assaulting a family member, Smith County court records show.SEND US A TIPHe was arrested in September 2024 on a charge of assault causing bodily injury to a family member and was sentenced that November to 15 months of probation and 30 hours of community service.GOT A TIP?MSC Cruises previously told Fox News Digital that authorities instructed the ship to return to Galveston after the cruise line reported an incident involving a guest.LISTEN TO THE NEW ‘CRIME & JUSTICE WITH DONNA ROTUNNO’ PODCAST”We are cooperating fully with the investigation and providing support to those impacted. The ship has left the port and resumed its planned itinerary,” an MSC Cruises spokesperson said.GET BREAKING NEWS BY EMAIL”As this is an active investigation, we cannot provide more details,” the spokesperson added. “Our thoughts are with the guest’s family and friends at this difficult time.”An FBI task force officer said the evidence supporting the murder charge includes surveillance video, Watford’s statements to investigators, accounts from MSC employees and an examination of the woman’s body.