A man who was being let go from his job at a manufacturing business went on a shooting rampage at his workplace in Illinois, leaving five workers dead and five officers injured.

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Michelle Obama gets "mom text" after Grammys: Did you meet any "real stars?" Jeanne Moos reports.

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When tragedy strikes in the form of a mass shooting, families grieve, politicians react, and no further action is usually taken.

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Astronomers have it rough. Their job is to scan the heavens, looking for something interesting. But often they see the same thing, night after night. After all, stars can burn placidly and essentially unchanged for billions of years. An unlucky astronomer could spend a lifetime turning his or her telescope here and there and, except for the march of the planets and an occasional comet crossing the sky, see nothing new.

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