JOHN Harbaugh issued a fiery response to reporters over Lamar Jackson injury questions.

Jackson went down with a hamstring issue during the Baltimore Ravens' loss to the Kansas City Chiefs .

The QB didn't participate in Thursday's training and is a doubt for Sunday's clash with the Texans .

Coach Harbaugh was asked about Jackson's potential fitness on Thursday, but did not take kindly to the repetitive questions.

He retorted, "I don’t have any information on that, and I really don’t think it matters.

"It’s not really what I’m thinking about. I’m thinking about the team getting ready to practice.

"And Lamar’s working, he’s doing a great job. I talked to him yesterday for a long time."

When asked another follow-up question, he bit even further.

"How bout I just don’t say anyt

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