The Kardashian family is mourning the loss of one of its most beloved figures after Kris Jenner announced that her mother, Mary Jo 'MJ' Shannon, had died at the age of 91. The emotional announcement prompted an outpouring of tributes from family members and fans who knew MJ through Keeping Up With the Kardashians and The Kardashians. As news of her death spread, many began searching for answers about Kris Jenner's mom's cause of death. However, the family has not disclosed what led to MJ Shannon's passing.
