antitrust probe

The probe is part of an accelerating crackdown on monopolistic behavior in China’s booming internet space

CEOs of Amazon, Facebook, Apple and Alphabet will testify to a panel of lawmakers

The world’s most popular internet search engine remains in its sights despite record fines

In July, Facebook agreed to pay a record-breaking $5-billion fine

Last year, Google was fined 4.34 billion euros by the European Commission

Big tech firms use their considerable clout in the online market illegally to hurt rivals

Some states have raised concerns that Facebook and other big tech companies engage in anti-competitive practices

Technology companies may be damaging the competitive landscape for small businesses

The chief executive faced aggressive questioning from lawmakers about the social network’s failures

US Justice Department has already opened a broad investigation

Major probes of firms like Alphabet’s Google for allegedly using their market power unfairly

US tech companies used their market power unfairly

Growing government scrutiny of US technology giants

Over lapses such as privacy breaches