Billie Sol Estes Has Died.

Few British people will recognise the name of this associate of LBJ who long claimed that the amoral, democratic vice-president plotted the death of JFK in order to replace him.
With his death, the likelihood of truth emerging about that assassination moves ever further away.
I am still searching my house for a volume that I had in my possession 30 years ago which made a pretty good case for his assertion.
Means? Motive? Opportunity?