wtnh.com - HANOI, Vietnam (AP) — Working on her blog in California one day, Vietnamese democracy activist Ngoc Thu sensed something was wrong. It took a moment for a keystroke to register. Cut-and-paste wasn't working. She had "a feeling that somebody was there" inside her computer. Her hunch turned out to be right. A few days later, her personal emails and photos were displayed on the blog, along with defamatory messages.