The Fox News host made unsubstantiated claims about the Bidens, suggesting the former vice president was part of a criminal enterprise.
The president also suggested that house Speaker Nancy Pelosi should be dealing with the "needles that are lying all over the street" in San Francisco.
The president also joked that he could stay in office for a further 21 years, prompting cheers from the crowd.
The poll showed Clinton would be a head of Trump in the polls if she ran in 2020, with the real Democrat candidates also polling well against the president.
The president is well known for branding his detractors with unfortunate sobriquets, but got given one of his own by Biden.
"I don't know whether aid was being held up and for how long," the White House counselor told CNN's Dana Bash.
Wolf will become the fifth person to serve in the role since the beginning of the Trump presidency.
The senator appeared to take the joke well, sharing it on his own official Twitter page.
Chuck DeVore said the decline in the timber industry in California combined with a failure to clean up the forests had caused the wildfires.
The climate change activist posted a humorous message and photo on her Twitter page.
The president's son-in-law also defended himself against comments from Joe Biden that he was not qualified to do his job.
The White House counselor has used visual aids to make her point on more than one occasion.
The president shared a video of his seemingly magnanimous act, but warned protesters they didn't know who they were dealing with.
President Trump has struggled to find popularity with black and Hispanic voters, and has previously used language that his critics have branded racist.
The Fox News host defended the president over the contents of a phone call with Ukraine in which he used the phrase "do us a favor."
The former White House communications director said he didn't think Trump would make it to the next election.
The vice president made the comments at a manufacturing plant where he touted Trump's record on job creation.
The president said he didn't need the money or the attention that would come from hosting the G7 Summit at one of his properties.
The president was forced to U-turn over his plan to host the G7 Summit at one of his own properties.
Audio from the flight deck suggests the spillage occurred when a product was left in the airplane bathrooms after cleaning at London Heathrow airport.
The politician confirmed he had an account that lurked on the social media site, posting in support of Romney.
The daughter of the late Senator John McCain questioned why "tough women who don't put up with any s***" are described as "unhinged."
Several candidates publicly complained about the choice of topics following the fourth Democratic debate.
Some of the candidates dominated the field, while others floundered on a crowded debate stage.
Hunter Biden spoke out about the allegations made by Donald Trump and said he would not say "anything snarky" about the president.
Rick Tyler said it would be better if Trump was voted out of office as he would face prosection for past crimes and would not have a Republican president to pardon him.
The former national security adviser reportedly described Rudy Giuliani as a "hand grenade who's going to blow everybody up."
The mock-up video was played at a conference at the president's Miami resort and is widely circulating on social media.
The president has made the claim a handful of times, but it is not yet clear which poll he is referring to.