(CNN) Fox Business Network host Lou Dobbs, who is prone to peddling conspiracy theories and is a prominent supporter of President Trump, asserted without evidence on Thursday that it was "fake news" that bombs were mailed this week to high-profile Democrats and the New York City offices of CNN.

"Fake bombs," Dobbs wrote in a tweet posted to his verified account Thursday morning. "Who could possibly benefit by so much fakery?"

Dobbs deleted his tweet after immediate and widespread condemnation. Authorities have said that the bombs found in the packages were rudimentary, but functional.

After Dobbs deleted the tweet, he posted a second tweet which carried the same suggestion.

In the second tweet, Dobbs wrote that "Fake News had just successfully changed the narrative from the onslaught of illegal immigrants and broken border security to 'suspicious packages.'"

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