LGBTQ, intersex activists back Lula ahead of Oct. 30 runoff
Erika Hilton is a former sex worker, member of São Paulo Municipal Council
Erika Hilton and Duda Salabert threatened during campaigns
Neither candidate received 50 percent of vote on Sunday
Country's president claimed vaccines increase AIDS risk.
First round of Brazilian presidential election to take place Oct. 2
Linda Thomas-Greenfield says LGBTQ rights remain a top priority
Activists plan to demand rights, protest inequalities
Presidential election to take place in October
Anti-LGBTQ persecution, violence remains commonplace around the world
