. "Why aren't they mentioning it?" is not a red flag. Nor is the ratio of one piece of information in one article about a subject versus those in others. There are probably a million articles about Barack Obama, but just because every single article doesn't mention his height (and the ratios of those that don't to those that do are probably extremely unfavorable), that doesn't mean that the articles that do are faulty. Nor does the fact that heights can change over time give us reason to exclude the information from an article