If a witness to a will is competent at the time of his or her attestation, his or her subsequent incompetency shall not prevent the admission of such will to probate.
K.S.A. 59-607
If a witness to a will is competent at the time of his or her attestation, his or her subsequent incompetency shall not prevent the admission of such will to probate.
K.S.A. 59-607