MOAB, Utah - Newly-released body camera video reveals more about the complicated and tumultuous relationship between Gabby Petito and Brian Laundrie and a fight they had weeks before her death.The footage comes from a second officer in Moab, Utah, who responded on August 12 after two witnesses reported seeing the couple get into a violent argument in a parking lot.The 52-minute video includes a new witness account of the argument, Gabby’s version of the fight and a chilling conversation between officers as they discuss how domestic violence can escalate into murder.Moab police separated Gabby and Brian almost immediately to get each one’s side of the story.The Moah City Police Department in Utah released a second police officer’s body.