harare high court judge zimbabwe say thursday state case u.s. citizen charge try subvert president robert mugabe government lack facts order grant bail martha donovan prison since saturday day arrest accusations insult mugabe twitter post police late level serious charge subversion carry possible 20-year jail term deny charge donovan work magamba tv describe zimbabwe lead producer political satire grant bail high court judge clement phiri say patent absence facts state case applicant demonstrate grant bail find interest justice applicant give bail phiri say donovan court phiri order deposit 1,000 court surrender passport report criminal investigations department twice week part bail condition lawyer obey shava say donovan would release friday complete administrative procedures amnesty international say statement case show zimbabwean authorities contempt freedom expression state case center twitter post say write october call mugabe selfish sick man government set ministry cyber security last month zimbabwe face acute shortages foreign exchange cash country also concern succeed mugabe 93 rule since independence britain 1980. plan contest next year election week mugabe fire deputy emmerson mnangagwa government rule party disloyalty mnangagawa see potential successor formal opposition mugabe limit government wary social media last year activists include pastor evan mawarire use organize thisflag movement stay-at-home demonstration big protest decade zimbabwe court grant bail u.s. citizen charge subversion