The Escambia County Sheriff’s Office is investigating a fatal stabbing that happened early yesterday morning at Big Lagoon State Park in West Escambia County. The male victim was life-flighted to the hospital where he was later pronounced dead. 30-year-old Bryan Swift, the brother of the victim’s girlfriend, has been charged with 2nd degree murder. Investigators say the victim and his girlfriend were arguing and Swift attacked the victim. The investigation is on-going.