Caption

A microchip developed jointly by the Air Force Research Laboratory and American Semiconductor (U.S. Air Force Photo)

Caption

DoD Photo by Jonathan Koester

Caption

President Joe Biden, with Secretary of State Antony Blinken, meets virtually with members of the "Quad" alliance of Australia, India, Japan and the US on March 12, 2021 (Photo by OLIVIER DOULIERY/AFP via Getty Images)

Caption

U.S. President Joe Biden delivers remarks in the State Dining Room of the White House on March 15, 2021 in Washington, DC (Drew Angerer/Getty Images)

Caption

U.S. Secretary of State Antony Blinken testifies before the House Committee on Foreign Affairs on The Biden Administration's Priorities for U.S. Foreign Policy (Ken Cedeno-Pool/Getty Images)

Caption

Getty Images

Caption

The USS Constitution set sail for the first time since 1997 in Boston Harbor. (Photo by Aram Boghosian for The Boston Globe via Getty Images)

Caption

Pope Francis is welcomed by a dove's flight as he arrives in Najaf for a meeting with Grand Ayatollah Sayyid Ali Al-Husayni Al-Sistani on March 06, 2021 in Najaf, Iraq. (Vatican Pool via Getty Images)