Court of Appeal on March 25 overturned 2018 ruling
Opposition presidential candidate fled country on Sept. 7
Country's Supreme Court earlier this year ruled against marriage equality
Officers raped and beat Azul Rojas Marín in 2008
Unclear whether government will repeal decision
Sebastián Piñera in June announced support for measure
Country remains embroiled in political, economic crisis
Gareth Henry targeted before fleeing to Canada
Vicky Hernández killed during 2009 coup
President Sebastián Piñera 'failed to live up to obligations'
