Complaint Review: sandra lorraine williams

my sister sandra forged beneficiary benefits. my mother is past on,rest her sole.mom left 7,500.00. so we can lay her to rest. the benefit is in my name. met life insurance told me that the benefits was paid.they won't tell me who. sandra called me and said (i took all of the money,met life was esey.) shs is nowhere to be found. i have  sent met life a copy of the original benefit paper. they sent back file a complaint.im looking for help.the fraud investigation of california said nota.the insurance department of california said nada. california department of corrections. california department of parole,where she lived for fraud. can't help me. can anybody help? you have my gratitude and my thanks.