ABC News has a story about torture in the UAE implicating Sheikh Issa bin Zayed al Nahyan, brother of Sheikh Mohammed. Its seems that Issa was displeased with a grain merchant and took him out to desert to have a business "discussion". He had it video taped. Said "discussion" is reported to have taken place in 2005.
Hillary Clinton has not commented but don't forget the close ties Bill has to the UAE and the concerns raised about her relationship with the UAE as Sec of State.