Scope of the rule
1.  Excludes the illegally obtained evidence
2.  Fruit of the poisonous tree
a.  All evidence obtained or derived from exploitation of the                     illegally obtained evidence is also excluded
b.  Exceptions – breaking the causal chain
i.  Independent source – obtained from a source                             independent of the original illegality
ii.  Intervening act of free will – act by the defendant
iii.  Inevitable discovery – the police would have                             discovered the evidence whether or not the had                         acted unconstitutionally