alyson klein who has been covering this was at the white house signing today. she's with "education week," an organization we collaborate with on education stories. she was at the white house today for the president's signing. thank you for being here. what are the main ways that this new bill is different from the old one? so, as you mentioned at the top, this new law would really broaden the authority of states when it comes to turning around low-performing schools, evaluating teachers and deciding what exactly to hold schools accountable for. states, as you said, will still have to test students in grades 3-8, and once in high school, but they will have more say on how much those tests count in gauge ago school's performance. >> woodruff: so is that a significant change in the testing that's going to go on? >> yeah, the testing will continue, but schools will also be asked to focus on other factors, things like school climate, teacher engagement, student engagement, access to advance course work. so those things will be looked at engaging the school's rating