US members of Congress, concerned about the Bahraini government's response to a popular uprising, introduced a rare measure that would halt a $53m arms sale to the Gulf Arab state. US Senator Ron Wyden of Oregon and US Representative James McGovern of Massachusetts…said they introduced resolutions...to prevent the sale of US weapons to Bahrain "until meaningful steps are taken to improve human rights" there. "Selling weapons to a regime that is violently suppressing peaceful civil dissent and violating human rights is antithetical to our foreign policy goals and the principle of basic rights for all that the US has worked hard to promote," Wyden said...Prime contractors for the arms sale would be AM General and Raytheon..., according to the Defence Security Co-operation Agency,…part of the Pentagon...About 30 people, mainly Shia, died when the protest movement erupted in February, but ongoing clashes and deaths in police custody have taken the total past 40...