Gaddafi forces accused of rape

There has been escalating violence, especially sexual assaults, against women in Libya.

The accusations are levelled at forces of the Libyan leader Muammar Gaddafi.

Some women say they were taken to the desert in groups. Others say they were raped in front of their families.

opposition fighters say they have found Viagra pills in tanks and cars captured from the Gaddafi forces.

Al Jazeera's Sue Turton reports from Benghazi.