'I'm leading Obama by a lot': Donald Trump appears to get his political rivals mixed up, warns of World War II
www.abc.net.au
Speaking to religious leaders in Washington, the presumptive Republican nominee for next year's US presidential election questions Joe Biden's cognitive ability, but gets mixed up when talking about world wars and his political rivals.

Mr Trump made the gaffe about the threat of World War II — which finished in 1945 — during the part of his address in which he was questioning the mental acuity of 80-year-old Mr Biden.