READ: Trump officials' texts discussing Ukraine

The Democratic chairmen of three House panels on Thursday night released text message exchanges between several Trump administration officials regarding the administration's dealings with Ukraine.

House Democrats argued in a letter that the messages underscore the administration's efforts to get Ukraine to pursue an investigation into President TrumpDonald John TrumpSchiff pleads to Senate GOP: 'Right matters. And the truth matters.' Anita Hill to Iowa crowd: 'Statute of limitations' for Biden apology is 'up' Sen. Van Hollen releases documents from GAO investigation MORE's political rivals, an issue at the heart of the chamber's impeachment inquiry.

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The letter contains more than a dozen text message exchanges involving Rudy GiulianiRudy GiulianiSchiff pleads to Senate GOP: 'Right matters. And the truth matters.' Schiff tells Senate Ukraine interference conspiracy was 'brought to you by the Kremlin' The Hill's Morning Report - House prosecutes Trump as 'lawless,' 'corrupt' MORE, Trump's personal attorney; Kurt VolkerKurt VolkerGOP rejects effort to compel documents on delayed Ukraine aid GOP chairmen seek interview with Obama officials as part of Biden-Ukraine probe Push to investigate Bidens sets up potential for Senate turf war MORE, Trump's former envoy to Ukraine; William Taylor, a top official at the U.S. Embassy in Ukraine; Gordon Sondland, the U.S. ambassador to the European Union; and Andriy Yermak, a Ukrainian official.

“These text messages reflect serious concerns raised by a State Department official about the detrimental effects of withholding critical military assistance from Ukraine, and the importance of setting up a meeting between President Trump and the Ukrainian President without further delay,” the chairmen wrote.  

Read the full release here: