Is their four (4) prongs to establishing a Brady claim ?

Is the burden on the defense to scavage for Brady material to
show due diligence ?

Is a Brady violation one of timelyness ?

If a prosecuting attorney agrees to dismiss remaining charges
with a star witness that is apart of a plea agreement, do they
have to turn that information over ?

If a prosecuting attorney agrees to dismiss remaining charges
should that information be within the frame work of the plea
agreement ?

Did the PCRA Court Abuse it's discression when they failed to
address the issue raised before them ?

Did the Appellate Court Abuse it's discression when they ruled
that they would not remand to the PCRA Court for correction, and
when they ruled that the issue was previously litigated ?

Is a issue that was raised, but the merits of the claim was
never ruled upon, is it deemed previously litigated ?

Is there four (4) prongs to establishing a Brady claim?