> According to wikipedia Wikipedia says "at least 20" and cites a source that says the exact number is unknown. In general Wikipedia is an extremely inaccurat

> According to wikipedia Wikipedia says "at least 20" and cites a source that says the exact number is unknown. In general Wikipedia is an extremely inaccurate source for military aviation. I have found while following the citations that information is routinely entirely fabricated in this topic, with unrelated or marginally related citations added without quotes to make them seem plausible.