South Korea's porn fight 'like shoveling in a blizzard'

Moon Tae-hwa, a devout Christian and family counselor, used a desktop computer to hunt down online pornography at his office in Seoul, South Korea. Moon is among the most successful members of the "Nuri Cops" (roughly "net cops"), a squad of nearly 800 volunteers who help government censors by patrolling the Internet for pornography in their spare time.