Report about an imminent investigation comes after the EU competition watchdog said the US tech firm would need to obtain approval for the planned acquisition of Israel's Autotalks

Amid push to rein in big tech firms, government alleges tech giant looking to 'neutralize or eliminate rivals in online ad marketplace through acquisitions, forced use of products

Investigation looking into abuse of Israeli drugmaker's dominant market position; pharmaceutical company was sued in the US for price-fixing of same medicine

Justice Department makes biggest move to protect competition since 1998 Microsoft case; case alleges tech giant pays phone manufacturers to ensure Google is default search engine

Israeli pharmaceutical giant takes a gamble that Trump's Justice Department won't file charges after company helps during pandemic

Separate groups that include both Democratic and Republican attorneys general to investigate tech giants for potential anticompetitive behavior