HARRISBURG, PA - APRIL 29: U.S. President Donald Trump acknowledges supporters as he leaves after speaking at a "Make America Great Again Rally" at the Pennsylvania Farm Show Complex & Expo Center April 29, 2017 in Harrisburg, Pennsylvania. President Trump held a rally to mark his first 100 days of his presidency. (Photo by Alex Wong/Getty Images)
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Trump's entire speech on 100th day
President Trump marked his 100th day in office by holding a campaign-style rally in Harrisburg, Pennsylvania.
56:49 - Source: CNN
President Trump's first 100 days 16 videos
HARRISBURG, PA - APRIL 29: U.S. President Donald Trump acknowledges supporters as he leaves after speaking at a "Make America Great Again Rally" at the Pennsylvania Farm Show Complex & Expo Center April 29, 2017 in Harrisburg, Pennsylvania. President Trump held a rally to mark his first 100 days of his presidency. (Photo by Alex Wong/Getty Images)
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Trump's entire speech on 100th day
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US President Donald Trump boards Air Force One at Andrews Air Force Base, Maryland, April 13, 2017.
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Trump: My 100 days just about most successful
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US President Donald Trump speaks to the press on Air Force One on April 6, 2017. Chinese President Xi Jinping touched down in Florida Thursday for a first face-to-face meeting with President Donald Trump, hoping that a basket full of "tweetable" deals will help avoid a public clash.Trump had yet to arrive to Florida, but the pair will gather later at his Mar-a-Lago resort -- which the US president likes to call the "Winter White House" -- for what promises to be a masterclass in studied informality. / AFP PHOTO / JIM WATSON (Photo credit should read JIM WATSON/AFP/Getty Images)
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One moment from each of Trump's first days
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WASHINGTON, DC - MARCH 31: U.S. President Donald Trump makes an announcement during a meeting with the National Association of Manufacturers in the Roosevelt Room of the White House March 31, 2017 in Washington, DC. President Trump signed two executive orders today that aim to boost U.S. manufacturing by addressing foreign trade. (Photo by Olivier Douliery-Pool/Getty Images)
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How does US President Trump describe himself?
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Chris Christie grades Trump's presidency
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Trump supporter: Paul Ryan not helping Trump
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Warren gives Trump an 'F' on first 100 days
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Kasich: Give Trump a chance
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Trump's common speech habits as US President
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US President Donald Trump speaks alongside Italian Prime Minister Paolo Gentiloni (L) during a press conference in the East Room at the White House in Washington, DC, April 20, 2017. / AFP PHOTO / SAUL LOEB (Photo credit should read SAUL LOEB/AFP/Getty Images)
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Donald Trump on tax reform
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President-elect Donald Trump and Vice President-elect Governor Mike Pence(not seen) visit the Carrier air conditioning and heating company in Indianapolis, Indiana on December 1, 2016. (Photo credit should read TIMOTHY A. CLARY/AFP/Getty Images)
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Tapper: Trump 'cramming' ahead of 100-day mark
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Sean Spicer first 100 days comment
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Spicer: Hugely successful first 100 days
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Fmr. New Hampshire State Representative Paula Johnson (R) talks about Trump's first 100 days in office
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Trump supporter blames Paul Ryan, Congress
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President Trump and Prime Minister Paolo Gentiloni of Italy, held a joint press conference in the East Room of the White House, on Thursday, April 20, 2017. (Photo by Cheriss May/NurPhoto via Getty Images)
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Press fixation on Trump's first 100 days
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Many of Trump's executive actions ineffective
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US President Donald Trump speaks alongside Italian Prime Minister Paolo Gentiloni (L) during a press conference in the East Room at the White House in Washington, DC, April 20, 2017. / AFP PHOTO / SAUL LOEB (Photo credit should read SAUL LOEB/AFP/Getty Images)
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Trump calls 100-day marker ridiculous
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