A person is guilty of bribing a witness when the person offers, confers or agrees to confer any benefit upon a witness or a person about to be called as a witness in any official proceeding upon an agreement or understanding that:
(1) The testimony of the witness will thereby be influenced; or
(2) The witness will be absent from, or otherwise avoid or seek to avoid appearing or testifying at, the official proceeding.
Bribing a witness is a class E felony.