Italy is taking seriously a threat by a group demanding that Rome withdraw troops from Iraq and has reviewed security measures for religious sites after attacks on Christian churches there, security sources said Tuesday. “The situation was, is, and will remain very serious,” a security source said following a meeting Monday night of top police and secret services chiefs. The meeting, chaired by Interior Minister Giuseppe Pisanu, was called to review what an official statement called “measures of prevention and vigilance to confront the internal and international terrorist threat.”Full Story