Activists are celebrating Sebastián Piñera's historic change of heart
Activistas celebran el histórico vuelco del presidente
Activists hope a vote will take place in coming weeks
Government did not attend brief meeting on Wednesday
Trans person can change name, gender without surgery
Trans rights bill comment sparked widespread outrage, condemnation
Daniela Vega's passport does not match her gender
Advocates urge lawmakers to fully include minors in final version
Sebastián Piñera urged to support pro-LGBT bills
Outgoing President Michelle Bachelet introduced measure in August
