Eleven days into the search for missing travel blogger Gabrielle “Gabby” Petito, authorities reported Tuesday that human remains recovered two days prior at a national park in Wyoming had been positively identified as Petito and that she had died as a result of homicide. Petito had been traveling with her boyfriend, Brian Laundrie, in a white van, and the two were documenting their cross-country road trip on a YouTube channel and on Instagram. Gabby Petito, 22, disappeared during a cross-country trip with her boyfriend, Brian Laundrie, over the summer. The couple had been traveling in a white Ford van. “There is nothing else that matters to me,” said Petito’s father,…