salon. right after that, vanessa was found stabbed to death behind the wheel of her car on arlington boulevard. crashed in a ditch. vanessa s murder continues to frustrate police. tips continue to trickle in, but as the days go by it becomes much for difficult. they have gone back and actually interviewed people they interviewed months ago to see if they had thought of anything again. reporter: but police have no eyewitnesses. the fact that it is dragging on so much, it just brings shop pain and hurt every so much pain and hurt every month when it hits the 27th. reporter: now they can come back to this bench, a place that will always be here, even though vanessa won t. i don t know. she she was a sweet girl. reporter: each day at the keep hope that one day police will find answers. now vanessa s mother could not be there for the dedication today of that bench. relatives say she is in vietnam caring for her father who is gravely ill. vanessa was her only daug