Alejandro Alfredo Bustamante Godoy stabbed in neck
Attack's alleged mastermind sentenced to life in prison
Daniel Zamudio’s death sparked widespread outrage in South American country
Four neo-Nazis beat Daniel Zamudio to death in March 2012
Esteban Navarro Quinchevil lost his leg as result of June 23 attack
Four presidential candidates, European Union ambassador took part
Daniel Zamudio died after a group of men beat him in a Santiago park
Jaime Parada Hoyl won a seat on the Providencia municipal council on Oct. 28
Nine Central and South American LGBT activists will remain in the country through Sept. 22
An estimated 80,000 people took part in LGBT rights march in Chilean capital on Saturday