CORPUS CHRISTI -- Many parents check their children's school work to make sure they're getting good grades, but how often to you check the content of those lessons? One mother of a child in Flour Bluff ISD says when she did, she was shocked that lesson taught her son to blame the United States for the 9/11 attacks. Kara Sands posted the test on her facebook page and it began to spread like wildfire. The test covers content watched on a video in class. What bothered her most is question #3 on the test. It asks why the U.S. may...