By the Associated Press, December 10, 2015

With his signature Thursday, President Barack Obama is setting the nation’s public schools on a sweeping new course of accountability that will change the way teachers are evaluated and how the poorest performing schools are pushed to improve.

Obama signed a bipartisan bill that easily passed the Senate on Wednesday and the House last week — long-awaited legislation that would replace the landmark No Child Left Behind education law of 2002, now widely viewed as unworkable and overreaching.

Obama, referring to the bipartisan nature of the bill, called it “a Christmas miracle.”

“This is a big step in the right direction, a true bipartisan effort,” he said.

The president said the law holds everyone to high standards and dedicates resources “to our most vulnerable children.” He praised Secretary of Education Arne Duncan, who is leaving his post this month and was present for the signing, for being “tenacious” in the job.

Read the full article at NBC News.