Despite Joe Biden emerging as a clear winner, Donald Trump has refused to concede. Unlike his predecessors, who have given discerning and powerful speeches, Trump has been claiming victory and alleging fraud even days after the US elections results. Here's a look at what makes Trump different from leaders of the past.<br /><br />Video: The Quint/ C-SPAN/The White House/Donal J Trump<br />Music: Big Bang Fuzz
