§ 215.11 Tampering with a witness in the third degree.
    A  person  is  guilty  of  tampering  with a witness in the third
degree when, knowing that a person is about to be called as a witness
in a criminal proceeding:
    1.  He  wrongfully  compels  or attempts to compel such person to
absent himself from, or otherwise to avoid or seek to avoid appearing
or testifying at such proceeding by means of instilling in him a fear
that the actor will cause physical injury to such person  or  another
person; or
    2.  He  wrongfully  compels  or attempts to compel such person to
swear falsely by means of instilling in him a  fear  that  the  actor
will cause physical injury to such person or another person.
    Tampering with a witness in the third degree is a class E felony.