Illustration: Annelise Capossela/Axios

A last-minute scheduling conflict with a planned memorial service for the late Rep. John Lewis has left the House Judiciary Committee likely to delay its long-planned hearing with the CEOs of Apple, Google, Facebook and Amazon, according to sources familiar with the deliberations.

Why it matters: The hearing will represent the first time CEOs of Silicon Valley's biggest firms have appeared together to answer lawmakers' criticisms and charges of monopolistic behavior.

What's next: The committee is tentatively looking to hold the hearing sometime in the week of Aug. 3, sources said.

Go deeper: DC's assault on tech will crest at CEO hearing

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Exclusive: Trump declines to praise John Lewis, citing inauguration snub

President Trump dismissed the legacy of the late Rep. John Lewis in an interview with “Axios on HBO,” saying only that Lewis made a “big mistake” by not coming to his inauguration.

The big picture: Trump's comments were a glaring contrast with the praise Republicans and Democrats showered upon Lewis this week, and a default to personal grudges during a week of mourning for a civil rights hero.

Elliott Abrams to replace Brian Hook as Trump's Iran envoy

Brian Hook. Photo: Tayfun Coskun/Anadolu Agency via Getty Image

President Trump's Iran envoy, Brian Hook, is stepping down, Secretary of State Mike Pompeo confirmed Thursday. He will be replaced with Venezuela envoy Elliott Abrams, a noted Iran hawk who will serve in both roles.

Why it matters: Hook had been tasked with executing Trump's "maximum pressure" policy toward Iran, working closely with Pompeo. That strategy has deepened tensions and thus far failed to force Iran back to the negotiating table, as Trump had hoped.

Ohio Gov. Mike DeWine tests positive for coronavirus ahead of Trump visit

Photo: Justin Merriman/Getty Images

Ohio Gov. Mike DeWine (R) has tested positive for COVID-19 and plans to quarantine at his home for the next 14 days, his office announced Thursday. He currently has no symptoms.

Why it matters: The 73-year-old DeWine was set to meet President Trump Thursday on the tarmac at an airport in Cleveland and was tested as part of standard protocol. He is the second governor known to have contracted the coronavirus, after Oklahoma Gov. Kevin Stitt (R).