15 year old boy stabbed to death

On August,7,2017 911 got a call from a housing community say that 15 year old Travis was found dead in home his older sister was there when it happen Travis open the door and he was rushed by a young black male who is 17 years old his sister Taylor was screaming stop as he was getting stabbed she got phone called police and 17 year old ran as police was talking to Taylor says that Travis her live together Travis was in a gang called GS and he was recently in custody with 15 year old Rashad Jones for attempted murder police is still looking into case looking for the male who did this