All of the substantiated claims that he makes were likewise previously acknowledged in a 2019 report from the department’s inspector general that found that despite some serious concerning mistakes, the Russia investigation was justified.

Source: https://www.msnbc.com/opinion/msnbc-opinion/trump-wont-read-durham-report-d-hate-rcna84549

Maddow also cited another incident involving "Crossfire Hurricane," the Russia investigation into the 2016 election.

Source: https://www.rawstory.com/trump-classified-documents-mark-meadows-reporter/

Then, Trump invited Russian government officials into the Oval Office, handed them classified information, and bragged that he killed the Russia investigation by firing Comey.

Source: https://themoderatevoice.com/bull-durham-cartoon-column-and-video/