Eun Kang, pregnant with twins, was killed Tuesday night in front of her Venice apartment. It was witnessed by her landlord from his window and he tells the LA Times today his horrible account: "'I saw him and she was screaming, 'Don't do that,'' he recalled Thursday. 'He was on top of her. . . . I didn't see if he had anything in his hands. I only saw his upper torso. I shouted at him. I said, ' 'Stop it. . . . Stop it right now. Stop it, I'm going to call the police.' ' Springer said he pounded his flashlight on the barred window in an attempt to stop the assault before running home to call authorities. The assailant continued his attack, not even looking up at Springer, he said." Sick. The suspect, Boneetio Kentro Washington, was charged yesterday with multiple offenses including thee charges of capital murder.