Senate blocks bill restricting stock trading by members of Congress

By Richard CowanWASHINGTON, Sept 30 - The US Senate on Wednesday blocked legislation placing new restrictions on stock trading by members of Congress, as Democrats refused to provide enough votes to advance the measure toward passage, arguing ‌that it falls short of a full ban.By a vote of 53-47, the Senate halted a Republican drive to ‌open debate on the partisan bill, which was passed in July by the House of Representatives. Sixty affirmative votes were needed to get the legislation