With tears in his eyes, former Pennsylvania senator and presidential candidate Rick Santorum has suspended his campaign. Are you glad to see him go, or do you wish he'd stick it out? Plus, a billion dollars for a company that doesn’t make money – it just makes your photos look old-fashioned? Facebook buys Instagram for one half of the Dodgers’ price tag. And should students be suspended for eyerolling at the teacher? New discipline standards in the offing for California schools, next time at one o’clock.