State v. Messer, 2014 Ohio 5741

Shona Messer pled guilty to two counts of heroin trafficking; sentenced to five years community control on November 2, 2013, with a condition to participate in a substance-abuse program.
Messer admitted continued marijuana use; probation officer filed alleged-violation notices after positive drug tests while incarcerated.
At a January 8, 2014 hearing Messer was continued on community control and ordered to serve 30 days in jail.
A February 12, 2014 in-court urine test produced a presumptive positive; lab confirmation later showed a THC level of 68 nanograms.
Messer testified she smoked marijuana daily (up to two ounces) before incarceration; a corrections officer testified she observed no smoking in jail.
The trial court found Messer violated community-control conditions and imposed an 18-month prison term; Messer appealed.

Issue	Plaintiff's Argument	Defendant's Argument	Held
Whether the evidence was sufficient to revoke community control	State: lab-confirmed positive THC level (68 ng) 41 days into incarceration shows continued ingestion in custody	Messer: a positive can reflect pre-incarceration use; trial evidence (officer testimony) did not show use in jail	Court: substantial evidence supported violation; no abuse of discretion in revocation
Standard of proof required for revocation	State: need only substantial evidence/some competent, credible evidence	Messer: sought higher proof or argued manifest-weight against revocation	Court: reaffirmed revocation follows substantial evidence standard, not beyond a reasonable doubt

C.E. Morris Co. v. Foley Constr. Co., 54 Ohio St.2d 279 (1978) (defines "some competent, credible evidence" standard)
State v. Hylton, 75 Ohio App.3d 778 (discusses standard for community-control revocation)
State v. Hancock, 108 Ohio St.3d 57 (2006) (defines abuse-of-discretion standard for appellate review)