In the end, lawmakers put brakes on NCLB in 2007.

The article reveals several issues that postponed the proposed revisions to the U.S. No Child Left Behind Act of 2007 (NCLB). One issue is accountability which covered three revisions to the law's adequate yearly progress system which remain in question such as whether the U.S. Congress will allow states to use multiple measures for school accountability. Another issue is school improvement which covered a proposal for a two-tiered sanction system.