Tech giants report strong results, but murky outlooks

While all five — Amazon, Google parent Alphabet, Facebook, Apple and Twitter — exceeded analyst expectations, gloomy forecasts and other uncertainties led to share-price declines for all but Alphabet in after-market trading.

DOJ to file antitrust lawsuit against Google

The Justice Department is expected to file a lawsuit Tuesday alleging that Google has been abusing its online dominance in online search to stifle competition and harm consumers.