Conversation so far:
Who accused Chris Hedges of plagiarism?
In 2003, University of Texas classics professor Thomas Palaima wrote an article for the Austin-American Statesman accusing Hedges of plagiarizing.
Why did he say Hedges plagiarized?
Palaima said that Hedges had corrected a passage in his first edition of War Is a Force That Gives Us Meaning that was close to Hemingway.
What was that passage about?
CANNOTANSWER.
What punishment did he face?
it "did not have reason to believe Hedges plagiarized in his work for the paper" and had no plans to investigate Hedges for plagiarism.

Question: How did this effect his journalism?
Self-contained rewrite: How did the accusation of plagiarism affect Hedges' journalism?