FILE PHOTO: Venezuelan opposition lawmaker Gilber Caro speaks during an interview with Reuters in Caracas, Venezuela June 12, 2018 in this still image taken from a video. REUTERS TV/ via REUTERS/File Photo

GENEVA: The U.N. human rights office called on Venezuela's government of Nicolas Maduro on Friday (May 3) to disclose the whereabouts of opposition lawmaker Gilber Caro, who was arrested last week.