Scanning Ability News Today

NASA's SPHEREx telescope will be the space agency's new mapmaker. Here's how the new space tech works.

balance between public safety and free speech. susan candiotti reports on it now. >> reporter: marching around manhattans financial district, protesters are baiting the drama against corporate greed, now in its fourth week, occupy wall street is creating a delicate balancing act for police between free speech and public safety. >> as long as these demonstrations go forward, were going to do everything we can to see to it that they are done peacefully and in an orderly fashion. >> repor...