Missouri US Senate Candidates Signal Support for Medical Marijuana August 14, 2018 Cannabistical Off Claire McCaskill supports medical marijuanaDemocratic US Sen. Claire McCaskillJefferson City MissouriLaw & Politicsmarijuana newsmedical marijuana in MissouriMissouriMissouri senatenews about marijuanaNovember 2018 ballotRepublican Josh Hawley JEFFERSON CITY, Mo. (AP) — Running for a third term, Democratic US Sen. Claire McCaskill…