Four gay and lesbian couples filed lawsuit
14 activists arrested before opening ceremony
Partners should be able to care for each other in sickness and health
Police say attack not a hate crime
David Pichler visited gay nightclub in Sochi
Police investigate incident as possible hate crime
Elena Kostynchenko among 10 activists detained in Russian capital on Friday
‘We stand in solidarity with them’
The Human Rights Campaign held a Winter Olympics watch party
Arrests took place hours before Olympics opening ceremony
