the country ducker is in too serious condition to talk. this cane car was stopped on mason, between pacific and jackson, waiting for a cable repair beneath the street. for reasons unknown, a man was on the car or got on the car and stabbed the country ducker multiple timeses and then ran. the conductor was taken to the hospital, with injuries. police founded a blade trial. >> the officers went to the residence. the officers forced their way in there. we're people there that tried to prevent people from taking the september into custody. they were also detained. it is not clear if they will be arrested. >> reporter: 32-year-old george wong was arrested and charge with murder. the three family members are an asian male and two asian females. police don't know what led to the stabbing. arobbery, argument or something else. but this man is surprised. >> it is kind of a dream job. i remember growing up this is cool to do. it is work. you have to engaged all of the locals here. i heard a lot of problems on hunter point and the rougher areas. but