Foreign aid takes many forms — and Trump and Biden have differing perspectives. Above: Members of the Honduran Armed Forces carry a box of COVID-19 diagnostic testing kits donated by the United States Agency for International Development and the International Organization for Migration. Orlando Sierra/AFP via Getty Images hide caption
Special counsel Robert Mueller leaves after making a statement about the Russia investigation on Wednesday at the Justice Department. After the investigation, he said, "if we had had confidence that the president clearly did not commit a crime we would have said so." Chip Somodevilla/Getty Images hide caption
Then-Democratic candidate for lieutenant governor Lucy Flores and then-Vice President Joe Biden at a rally on Nov. 1, 2014 in Las Vegas. Flores accuses Biden of acting inappropriately during that visit. Ethan Miller/Getty Images hide caption
Vice President Biden pauses between mock swearing-in ceremonies in the Old Senate Chamber on Capitol Hill Tuesday. Biden presided over the official Electoral College tally amid several interruptions. Alex Brandon/AP hide caption
Texas Tech freshman Regan Elder helps drape a bed sheet with the message "No Means No" over the university's seal at the Lubbock, Texas campus in 2014 to protest what students say is a "rape culture" on campus. Betsy Blaney/AP hide caption
Vice President Biden delivers remarks on U.S. policy in Iraq at the National Defense University in Washington, D.C., on Thursday. Alex Wong/Getty Images hide caption
Vice President Joe Biden talks with Stephanie Carter, wife of incoming Defense Secretary Ash Carter, during Carter's swearing in ceremony on Tuesday. Evan Vucci/AP hide caption
Vice President Joe Biden, center, arrives for funeral services for New York City police officer Rafael Ramos at Christ Tabernacle Church, in the Glendale section of Queens, on Saturday. Julio Cortez/AP hide caption
Ukrainian Foreign Minister Andrii Deshchytsia (center) greets Vice President Joe Biden at the airport in Kiev on Monday. Yuriy Maksimov/EPA/Landov hide caption
Vice President Biden and N.H. Democratic Gov. Maggie Hassan meet with employees March 25 at the New Hampshire Works center in Manchester. Jim Cole/AP hide caption
As the Affordable Care Act's fourth anniversary approached, Democrats were less unified in their message than Republicans. Joe Raedle/Getty Images hide caption
Former Secretary of State Hillary Clinton delivers remarks to the National Automobile Dealers Association meeting in New Orleans on Jan. 27. Gerald Herbert/AP hide caption
Former Defense Secretary Robert Gates writes in his new memoir that Hillary Clinton "is a superb representative of the United States all over the world." Charles Dharapak/AP hide caption
White House press secretary Jay Carney fields questions Wednesday about former Defense Secretary Robert Gates' new memoir. Jacquelyn Martin/AP hide caption
Vice President Biden chats with his Chinese counterpart Li Yuanchao before heading to their luncheon at the Diaoyutai State Guesthouse in Beijing on Thursday. Andy Wong/AP hide caption
Virginia Democratic gubernatorial candidate Terry McAuliffe leaves Spring Hill Elementary School after voting, accompanied by his daughter Mary and wife Dorothy. Jacquelyn Martin/AP hide caption
Vice President Biden is greeted by Rep. Gerald Connolly, D-Va., before speaking at a backyard rally for Virginia Democratic gubernatorial candidate Terry McAuliffe on Monday. Jacquelyn Martin/AP hide caption
House Speaker John Boehner, R-Ohio, at a Friday news conference. J. Scott Applewhite/AP hide caption
Vice President Biden at a December 2012 meeting of police chiefs on gun control, held in Washington, D.C. Carolyn Kaster/AP hide caption
President Obama is officially sworn in Sunday by Chief Justice John Roberts in the Blue Room of the White House. Next to Obama are first lady Michelle Obama, holding the Robinson Family Bible, and their daughters, Malia and Sasha. Larry Downing/AP hide caption
President Obama at the White House today, with Vice President Biden in the background. Mandel Ngan/AFP/Getty Images hide caption
Vice President Biden and President Obama at the White House on Dec. 19. Biden has been charged with drawing up "concrete proposals" on how to reduce gun violence. Fang Zhe/Xinhua /Landov hide caption
Vice President Biden. Kevin Lamarque/Reuters /Landov hide caption
Vice President Biden thought much of what his opponent said Thursday night was malarkey, and his face often showed what he was thinking. Saul Loeb/AFP/Getty Images hide caption