For those who think that all of those fourth graders not reading at grade level will just catch up and that we don’t need to worry about ensuring all our elementary schools are using evidence-based literacy instruction, try considering some of these stats …
Eduflack By Patrick R. Riccards 
Please note that the creator of this infographic has repudiated the statistics it presents:
http://www.robertbrewer.org/disciple/surprising-book-facts-infographic/
He has a revised version at that site that has references for (some of) its assertions.