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Tornado risk increases in the Plains; Dozens injured in Connecticut train collision; Plane makes belly landing in Newark; Car drives into crowd at parade; Obama tries to do damage control; IRS scandal could be most damaging; Officer once hailed as hero now facing charges; Record jackpot up for grabs in Powerball drawing; More young people having strokes, study says; Once the pride of a president, ship now decaying.

Learn how to subnet using CIDR notation A brief overview of how to subnet using CIDR notation. Covers determining networks, subnet masks, broadcast addresses and valid host ranges. Please note I made this video with the understanding that the viewer had a basic understanding of networking and subnetting. I hope this helps anyone currently enrolled, working towards, or interested in the wond

Here's a demo and explanation of TVU by CNET News.com's Greg Sandoval You have to see this story by CNETNews.com reporter Greg Sandoval about a small Shanghai-based company that is streaming hundreds of broadcast and network TV channels to a free desktop solution. I spoke with Greg in the CNET newsroom on Friday afternoon about TVU.