NSA concedes violating surveillance limits and pledges curbs on US email collection

NSA agrees to cease so-called ‘about’ surveillance under 2008 legal authority
But agency has not indicated whether such data collection will stop wholesaleAmid an unexpected fight over US surveillance powers from congressional Republicans, the National Security Agency has agreed to curb its highly controversial collection of Americans’ emails that discuss foreign intelligence targets, although how comprehensive that stoppage is remains unclear.According to a US official directl