Dear phenji, whatever ur brother has done, at the end of the day he has to ans to guruji, it is between him and guruji. you stay on the right path and dun get distracted by all this. As what all my virji and phenji's has said stay positve, and pray to guruji that ur brother will come back to the right path. Set a gud example to younger sibling...
May guruji bless you ...