A Trump campaign spokesperson did not immediately return a request for comment.
Trump and his supporters have sought to paint the elder Biden's attempt to remove the Ukrainian prosecutor general, Viktor Shokin, as using his governmental position for personal benefit.
In the past 24 hours alone, The Washington Post reported that Trump sought to enlist then-Secretary of State Rex Tillerson in the fall of 2017 to work with Rudolph W. Giuliani to help stop the prosecution of a Turkish Iranian gold trader represented by the former NY mayor and current Trump lawyer, according to people with knowledge of the request.
The president's allegations about Biden's conduct ignore the worldwide support for dismissing Shokin.
Modi-Xi summit - India, China should respect, learn from each other: Beijing
The two leaders will meet at the Tanjo Hall in Taj Fisherman's Cove for the second round of their informal talks. China had extended an invitation to Defence Minister Rajnath Singh to visit the country.
Trump has come under fire from House Democrats over his July 25 call with Ukrainian President Volodymyr Zelensky, in which he urged Zelensky to investigate Biden's son Hunter's business dealings in the country. "Whatever happened to Hunter?"
"Purple Rain" actually was played a few times at the rally at the rally, held at the Target Center in downtown Minneapolis.
"Hey fellas, I have an idea for a new T-shirt", he continued.
Un acteur de "Breaking Bad" est décédé
Sur Twitter, Bryan Cranston a tenu à rendre hommage à son collègue disparu: "un homme adorable et un acteur par excellence". Cette prestation particulièrement aboutie lui a d'ailleurs valu une nomination aux Oscars.
It was unclear whether Trump's re-election campaign had made the T-shirt ahead of the rally.
A whistleblower filed a complaint on August 12 over President Trump's July 25 phone call with Zelenskiy where the two discussed corruption, which included the Biden family.
While Republican politicians have largely stayed silent, public support for impeachment has been rising.
US Energy Secretary subponaed over Ukraine controversy
A whistleblower report brought this allegation up, which was based on second-hand accounts; this person did not listen in on the call.
Fox News legal analyst Gregg Jarrett says it was a "normal thing" for US government to ask for cooperation to get facts and evidence.