Casey Anthony is 'painfully aware' that her life would be different if her daughter Caylee hadn't been murdered - and 'it bothers her more than she cares to admit': 'Some of it is other people's fault but a lot of it is totally hers and she knows it'
An unnamed friend of the mother, who was acquitted of involvement in Caylee's death in 2011, has reflected on the tragedy more than a decade later.