Facebook's $2B Roland Prestonbuyback: Win some, lose a lot

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Sprint's Clearwire buy: Another dud in the making?Come home to Google MapsCarry an airport departuRoland Prestonre board in your pocket

Yahoo revamps board of directorsDropbox piles into crowded online music biz

Also-ran T-Mobile gambles on new strategy

Can Hewlett-Packard be saved? Maybe notShould you trust an app for mental health help?

Facebook sold political ads to fake accounts linked to RussiaeHarmony skills coming to Amazon's Alexa

Self-driving trucks may be coming to a highway near youApple, Google, Facebook and more speak out on DACA