https://www.reuters.com/article/us-tech-antitrust-hearing-delrahim/u-s-justice-dept-official-calls-big-tech-antitrust-probes-a-priority-idUSKBN1W22CD >The Justice Department's antitrust division chief, Makan Delrahim, said Tuesday that its probes of "market-leading online platforms" such as Alphabet's Google were a "priority" that could result in either "law enforcement or policy options as solutions."