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Protect your ketchups,Watch RK Prime 29 Online mayonnaises and relishes, for the great condiment scandal is among us.

During their two-hour Facebook Live broadcast of the condiments table at the Republican National Convention, The Late Show discovered a shocking mustard theft.

Yesterday's footage found that Fox News anchor Brett Baier pumped mustard directly into a plastic water bottle, prompting Stephen Colbert to ask the question, "Why?"

Unfortunately, we're still not sure of the answer.

The Late Show tweeted a photo of Brett Baier caught in the act with "#MustardGate" in order to bring attention to this national scandal.

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Baier responded on Twitter, though his reply can be interpreted as a joke. Was he dodging the question and simply pretending that he drinks mustard, or does he really drink the condiment?

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While accusations of Melania Trump's plagiarism remain the most notable scandal to arise from this week's RNC, this is a close second.

Update, July 20, 9:00 p.m. ET:Colbert set up a Facebook Live video monitoring the condiment station at the Republican National Convention.

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