Two people were arrested Tuesday morning in Italy Cross in connection with a pair of deaths in Ontario. Sgt. Al LeBlanc says their major crimes unit assisted Peel Regional Police in helping carry out the arrests. Peel Regional Police Inspector George Koekkoek confirms 33-year-old Melissa Merritt and 36-year-old Christopher Fattore were arrested around 10am. They face first degree murder charges in the deaths of Caleb Harrison and his 63-year-old mother Bridget. Harrison was found dead in his Mississauga home last summer. His mother had died in the same home several years earlier. Her death had been considered suspicious. Koekkoek says it brings closure to the case for the families.Both accused will make a court appearance in Halifax Wednesday morning. They're expected to return to Ontario on Friday.