India, Oct. 25 -- Yemen's Houthi rebels intensified their crackdown against the United Nations in the country on Saturday, detaining two additional workers connected to the world body in the capital Sanaa.

The Ansar Allah security forces detained the two female workers of the World Food Programme from their Sanaa homes and took them to an undisclosed location, the Associated Press reported, quoting UN officials.

The fresh detention comes just a week after the Houthis stormed the UN compound in Sanaa and detained staff. They also detained two others and raided the homes of several UN staffers on Thursday and Friday.

The official quoted in the AP report said that one of the two women detained on Saturday was in critical condition after s...