No 10 to meet internet firms to tackle online porn abuse
Leading internet firms, including Google and BT, will hold talks with the government on Tuesday about restricting access to harmful online content.
The Culture Secretary, Maria Miller says the companies need to do more to block images of child abuse from the internet.
Labour says voluntary controls are not working and parental authority has been undermined by technological change.
Web firms have rejected calls to impose parental filters as a default setting.
Rory Cellan-Jones reports.