we are told mr. wongad several safety measures in place at the store because a previous owner had been robbed at this location. you physically had to be buzzed into the store to gain access into the shop. family members believe because the suspect had a yellow traffic vest on, perhaps their father thought this man was a worker in the area or a consider tore in the area and that is why he may have let his guard down and allowed this man into the shop. around 4:00 on friday afternoon mr. wong was killed. if you have any information about what happened here, and about the suspect that you just saw, please call arlington county police right away. mike? >>> looks like quick work by prince georges county police making two alefts. 16-year-old andre ad away and 17-year-old james murray are in custody now. they have admitted to being involved in the murder of 54-year-old david crop and i. -- crop ski. >>> today is national cheesecake day. learn where you can get a slice for half-price or by two for the price of on

mr. wong shi. and mr. -- the commercial counselor of the department of corporation. director-general of the investment promotion agency of the ministry of commerce in china. we have more. the chairman of the tschida chamber of commerce -- china chamber of commerce. and from the china contractors association. and the president of the foreign trade and economic relations commission. and the deputy director general, department of commerce of the inner mongolia, autonomous region. the director of economic and trade office of [unintelligible] province. i would like to mention that locally, we have a city council member from fremont, ms. sue chan and supervisor malia cohen is in the house. thank you for coming. i remember not long ago when vice-president -- the vice- president visited the united states and i traveled to los angeles with our mayor at the time and what an event. and now a few months later, san francisco is probably hosting the seminar with the ministry of commerce. it shows that our golden mountain continues to attract chinese. has never stopped since the 18

keep in mind, mr. wong always. buzzed customers woto get in his arlington store.to if a man wearing a reflective vest and hat tried to get in, and mr. wong had seen the video, his family wonders if a tragedy may have been avoided.. the jeweler thinks his case was too run of the mill to marijuana attention. >> i have not shot or or hurt, so -- wounded or hurt in anyway so i don't think they put it out to the media for that type of trial. >> mr. stein says he e-mailed his surveillance video to arlington county police over the weekend. detectives contacted him overct the weekend, edand they interviewed him this morning at the store.st dc police responded to our queries late today about the decision not to release the video to the public, a statement reads in part, in this case, we released internally. there were no injuries to the victim in the dc robbery. as soon as we saw the arlington spec, we contacted arlingtonco with the information we h investigators are shared noteseh and are cooperatively to bring this -- and

buzzed in to get inside the store, but the suspect wore a reflective invest that could have caused mr. wong to let his guard down. a shattered family, wong's wife, son, and daughter hope to find the killer. vivian sees the jewelry given by her father now more precious than ever and keeping it close to her heart. >> he's very hard working, he did everything, he worked hard for his family. he's a better dad than i could ever ask for. that's all i can say. >> reporter: the family is hoping someone would recognize the man in these surveillance pictures. he was wearing a neon traffic vest. police say they consider him armed and dangerous. if you recognize him, call police. i'm surae chinn for 9news now. >> a man's body is found in the potomac river and tonight police want a name and how he got there. a boater discovered the body around 10:00 this morning. authorities say there are no obvious signs of trauma. the body was taken to the medical exam ner's office in baltimore j. a prince george's county police officer is out of the hospital tonight after being shot in the leg. officer rachel jacobs

but the suspect wore a reflective vest that could have caused mr. wong to let his guard down. a shattered family, his wife, son and daughter hope to find the killer. vivian sees the jewelry giving by her father now more precious than ever and keeping it close to her heart. >> he's hard working. very hard working. he warkd hard for his family. -- worked hard for his family. he's a better dad than i could ever ask for. >> reporter: the family is hoping someone would recognize the man in these surveillance pictures. he was wearing a neon traffic vest. police say they consider him armed and dangerous. if you recognize him, call police. i'm surae chinn for 9news now. >>> we're learning more about a sexual assault along a popular walking, running and biking trail. it happened last week at about 9:00 on the capital crescent trail. police say the victim was jogging when she was attacked. matt jablow is near the scene right now. and, matt, lots of people use this trail. >> reporter: bruce, as you said, this is one of washington's most popular trail and tonight it's the focus of a crimi

. >> i received a telephone call from mr. wong i've known him for many years. >> reporter: aaron peskin today showed us a text message he says helped prove that he was asked last march to encourage sheriff mirkarimi to step down. the text message says, our friend wants me to tell you no matter what outcome with your negotiations he is appreciate your help. >> he indicated to me that he was communicating on behalf of the mayor with an offer that if he would resign that they would find some sort of job for him. >> reporter: so you never authorized say aaron peskin or walter wong to convey to sheriff mirkarimi if he would step down you would give him another job? >> absolutely not. >> reporter: this afternoon a san francisco district attorney's spokeswoman told us based on the available information there's no basis for commencing a criminal investigation. walter wong did not return our calls but political analysts says peskin could be telling the truth about wong. >> the mayor did not ask to be the intermediary he thought he was bein

buzzed in to get inside the store, but the suspect wore a reflective vest that could have caused mr. wongo let his guard down. a shattered family, wong's wife, son, and daughter hope to find the killer. vivian sees the jewelry given by her father more precious than ever and keep it close to her heart. >> he's hard working. he did everything. he worked hard for his family. he's a better dad than i could ever ask for. that's all we can say. >> family is hoping someone would recognize the man in these surveillance pictures. he was wearing a neon traffic vest. they consider him armed and dangerous. if you recognize him, call police. i'm surae chin for 9news now. >> here's something else to note. arlington police are working with d.c. police on this one. they want to see if there's a connection between that robbery and one in d.c. a man matching a similar description to the arlington suspect robbed this jewelry store on f street northwest last month. we'll have more on the possible connection coming up tonight at 11:00. >>> and police are also asking for your help to find the man who sexually