Gabby Petito implored boyfriend who later killed her to stop calling her names, letter released by FBI shows

Gabby Petito, the 22-year-old who was killed by fiancé Brian Laundrie in 2021, wrote a letter asking him to stop calling her names and telling him she would "always have (his) back," according to recently released FBI documents. 

The letter is among over 300 pages of documents related to the investigation. The handwritten letter is not dated. 

In the letter, Petito referenced a fight between the couple and alluded to stressors that Laundrie had been experiencing.