sacramento calif. prospect senator jeff sessions u.s. attorney general cast uncertainty country nascent legalize marijuana industry sour deal disrupt share price since longtime critic drug nominate u.s. senate wednesday confirm president donald trump nomination sessions vote 52-47 strong opposition democrats .. republican senator alabama oppose attempt legalize marijuana reduce drug sentence urge death penalty drug traffickers trump name sessions choice lead justice department nov. 18 shake exuberance industry last year reach billion legal sales generate half billion dollars sales tax choice sessions drive businesses back underground scar away investors industry experts say growers seek advice protect crackdown cannabis company seek ways shield record investigators everyone back wait-and-see mode say sasha kadey chief market officer greenlane distribute cannabis accessories vapor smoke devices one want paint target one back two dozen u.s. state legalize form marijuana medical recreational use drug remain illegal federal level administration former democratic president barack obama mostly tolerate state legalizations focus big case transactions involve crimes sell pot children trump say past would defer state marijuana legalization address issue since elect last november sessions ask marijuana policy senate confirmation hear last month say congress long want criminalize marijuana pass law change rule much attorney general job decide laws enforce job enforce laws effectively able sessions say neither administration sessions respond request comment massroots make mobile app allow people review discuss cannabis strain lose 14 percent share price three trade days sessions nomination promptly remove google play app store say chief executive isaac dietrich share price since recover 24 percent since nov. 18. greenlane kadey change company plan new line premium child-resistant package decide market without use word marijuana cannabis sharp drop stock post-election say analyst tom adams editor-in-chief arcview market research deal lose second thoughts many people index 33 publicly trade legal cannabis company follow arcview drop low 284 point election high 418 october analyst michael arrington say index since regain much value hit 379 jan. recent date company data effort ramp prosecution federal marijuana offenses would reinvigorate black market cannabis limit state ability regulate legal illegal sales say andrew freedman last month leave job colorado top marijuana regulator become consultant industry tight enforcement could also threaten 140 million tax marijuana sales colorado use education purpose freedman say since election volatile valuations complicate potential deal company sale say steve gormley ceo cannabis private equity firm seventh point llc khurshid khoja san francisco bay-area attorney specialize cannabis issue say climate stall deal company grow nervous open book know khoja say sessions role u.s. attorney general unsettle legalize pot industry