Former business partner of Sheikh Issa of Abu Dhabi suing royal . Bassam Nabulsi 's tape shows him severely torturing grain merchant . In a statement to CNN , Bristow said Nabulsi is using the videotape of a third party , Nabulsi 's brother , to influence the court over a business dispute . Nabulsi , of Qatar , says he himself was tortured in jail , sheikh owes him $ 80 M . U.S. senior officials say case is holding up a U.S. nuclear deal with the UAE .
Former business partner of Sheikh Issa of Abu Dhabi suing royal . Bassam Nabulsi 's tape shows him severely torturing grain merchant . Nabulsi , of Qatar , says he himself was tortured in jail , sheikh owes him $ 80 M . U.S. senior officials say case is holding up a U.S. nuclear deal with the UAE .