READ: Transcript of President Trump's conversation with Ukraine's president

The White House released the memo Wednesday.

Associated Press
September 25, 2019 - 9:45 am

WASHINGTON (AP/KFTK) — Special counsel Robert Mueller's Russia investigation was a main topic of President Donald Trump's conversation with Ukraine's leader.

Transcript of President Trump's conversation with Ukraine president by Tom Franklin on Scribd

Trump refers to the ex-FBI director as a "man named Robert Mueller" and says he turned in "a very poor performance."

The memo also shows that the president made reference to the private cybersecurity firm that investigated Russia's hack of the Democratic National Committee servers during the 2016 election.

Related: WATCH: Marc reacts to Ukraine call transcript 

Trump suggests that Ukraine may be in the possession of the email server, though it's unclear what he's referring to.

Trump also says he'd like to have his attorney general "call you or your people and I would like you to get to the bottom of it."

The White House released the memo Wednesday.