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DOJ antitrust official: Supreme Court ruling won't shield Big Tech

Makan Relrahim, wearing a suit, speaks to a crowd of reporters
Justice Department Antitrust chief Makan Delrahim. Photo: Aaron P. Bernstein/Getty Images

The top antitrust lawyer at the Department of Justice said Tuesday that he doesn't think a Supreme Court ruling earlier this week would make it more difficult to take on the biggest online platforms over competition concerns.

Why it matters: Critics of large tech companies worry the ruling in a case concerning credit card providers might offer Silicon Valley companies like Google, Facebook, Amazon and Uber protection from antitrust prosecution because they use so-called two-sided marketplaces to connect parties, such as buyers and sellers.