the owner says the same sign has been hanging in the front window the past 12 years and will remain. outrage after video surfaces of the muslim professor demanding his students praise allah. >> say what you want me to hear. >> don't want them coming in your office. >> it is not a prayer place. >> requiring his students remove their shoes before entering his office was the university of connecticut says he has retired since the video was taken last year. how about business news, crackdown coming on facebook, tracy carrasco here with what the social media site is doing to prevent gun sales to minors. >> reporter: facebook announced it will stop from showing weapon accessory adds to minors so this takes effect this thursday,