the couple have been identified by family and friends as 48-year-old chris peppelman and his wife nicole , 43 .
one of the couple 's sons called 911 just before 1 pm on tuesday when he came home and found his parents dead .
mr and mrs peppelmen were covered in cuts believed to have been caused by a chainsaw .
so far , authorities will only classify mrs peppelman 's death as a homicide - suggesting that the incident could be a murder-suicide .
friends say the couple was going though troubles , and that mrs peppelman had moved out of the home with their three boys .