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NEW YORK, NY - MAY 03:  Republican presidential frontrunner Donald Trump speaks to supporters and the media at Trump Tower in Manhattan following his victory in the Indiana primary on May 03, 2016 in New York City. Trump beat rival Ted Cruz decisively in a contest that many analysts believe was the last chance for any other Republican candidate to catch Trump in the delegate count.  (Photo by Spencer Platt/Getty Images)
NEW YORK, NY - MAY 03:  Republican presidential frontrunner Donald Trump speaks to supporters and the media at Trump Tower in Manhattan following his victory in the Indiana primary on May 03, 2016 in New York City. Trump beat rival Ted Cruz decisively in a contest that many analysts believe was the last chance for any other Republican candidate to catch Trump in the delegate count.  (Photo by Spencer Platt/Getty Images)

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    White Nationalist, Trump delegate: I "slipped through the cracks"

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White Nationalist, Trump delegate: I "slipped through the cracks"

William Johnson, a white nationalist, believes the Trump campaign had no idea who he was before they made him part of its California delegate slate.

White Nationalist, Trump delegate: I "slipped through the cracks"

William Johnson, a white nationalist, believes the Trump campaign had no idea who he was before they made him part of its California delegate slate.