force him out. so they believe it is a possibility that this is the same person who came back for revenge. reporter: christopher cummings had a 3.5gpa. friends say he tried to fight off the intruder, while his neighbor crueled to a neighbor s house for help. police are hesitant to say. they think it might interfere with their investigation. all of the families here loved him. he was a great kid. reporter: representative cummings has seen the impact of violent crime in his own district. now it s touched him firsthand. he ll give the eulogy for his funeral saturday. i m going to do that. but it s going to take every bit of strength that i have in my body. reporter: the congressman also talked about the stop snitching mentality and how important it is for anyone who knows anything about this case, to come forward and get the killer off the streets. reporting from washington, d.c., mike hellgren, wjz eyewitness news. reporter: and christopher cummings funeral is sa
gun on my son. but christopher was able to force him all the way out. so they believe it is a possibility that this is the same person who came back for revenge. . he had a 3.5gpa. the police are kind of tight- lipped because and i can understand it as a lawyer. it has so much information, they fear it might interfere with the investigation. everybody loved him. he was a great kid. reporter: representative cummings has seen the impact of violent crime in his own inner city baltimore districts. now it s touched him firsthand. he ll give the eulogy for his nephew at the funeral saturday. i m going to do that. but it s going to take every bit of strength that i have in my body. and the congressman talked about how much he admired christopher and admired him so much. he also talked about the stop- snitching mentality and said he is urging people who have information in this case to come forward and catch whoever killed his nephew. reporting live in washington, mike