cain's 999 tax plan. >> when i hear 999, i want to call 911. >> reporter: and the president. >> someone said it may take 40 years to recover from president obama. i'm like you, if we -- if he's re-elected i don't know that 40 years is going to be enough. >> reporter: although anita perry has been first lady longer than anyone in texas history that public life has apparently not made the scrutiny and strain any easier, seeing her husband run for president. kelly o'donnell, nbc news, washington. here's your first look at other news going on around america today. a violent attack inside a chicago high school was captured on criminal phone. the horrific footage shows one teen struggling to defend herself against two sisters inside a biology class. a teacher tried to intervene but was unable to stop the fight. the 14-year-old victim suffered a concussion and other injuries. her 17 and 18-year-old attackers were suspended from school and arrested.