The First International Robot Olympics: Pictures

Afghanistan team member Lisa Azizi troubleshoots the team's robot entry prior to the opening ceremony for the First Global Challenge in Washington. It’s the first annual robotics competition designed to encourage youths to pursue careers in math and science. AP Photo/Cliff Owen
The First Global International Robot Olympics at DAR Constitution Hall in Washington. Teams from over 150 countries, including an all-girl team from Afghanistan whose visas had been initially denied to enter the U.S., took part in the competition. Alex Wong/Getty Images
Godbright Nixon Uiso, 16, left, and Raymond Benedict, 18, with Team Tanzania, working on their robot. AP Photo/Jacquelyn Martin
Team South Africa marches during the opening ceremony. AP Photo/Cliff Owen
A member of the Senegal team works on the robot. PAUL J. RICHARDS/AFP/Getty Images
The all-girl team from Afghanistan was originally denied entry into the U.S. but was allowed to participate after President Trump intervened. REUTERS/Yuri Gripas
The South Korean team takes its robot into competition. AP Photo/Jacquelyn Martin
Team United Kingdom marches during the opening ceremony. AP Photo/Cliff Owen
Shenhav Naveh, 18, center, with Team Israel, works on a robot with her teammates. AP Photo/Jacquelyn Martin
The South Sudan team prepares to compete. REUTERS/Yuri Gripas
The team from Turkey working its robot. REUTERS/Yuri Gripas
Kawsar Rashan, 15, of Afghanistan, during a robot practice session. AP Photo/Jacquelyn Martin
Lida Azizi, right, and other members of the Afghanistan team make a repair to their robot after the first round of competition. AP Photo/Jacquelyn Martin
Wearing shiny team jackets, the Latvia team works on its robot. AP Photo/Jacquelyn Martin
The all-girl team from Ghana attends the First Global Robotics Challenge. AP Photo/Jacquelyn Martin
Team USA's robot experienced minimal ball drops while transitioning over the bridge to deposit balls in the appropriate opening. April Greer For The Washington Post via Getty Images
Members of the Afghan all-girls robotics team work with their robot in the practice area. PAUL J. RICHARDS/AFP/Getty Images
Rodaba Noori, Yasimin Yasinzadah, Lida Azizi, and Fatemah Qaderyan of Team Afghanistan test their team's robot. Alex Wong/Getty Images
A member of Team Libya works on his team's robot. Alex Wong/Getty Images
Members of the Ireland team work on their robot. PAUL J. RICHARDS/AFP/Getty Images
Team Croatia works on its robot. PAUL J. RICHARDS/AFP/Getty Images
Participants compete during the first of two days of the First Global International Robot Olympics. Alex Wong/Getty Images
The team from Belgium marches during the opening ceremony. AP Photo/Cliff Owen
Team China marches during the opening ceremony. AP Photo/Cliff Owen
Bolivia's President Evo Morales gives recognition to student Esteban Quispe who built a replica of Wall-e. Freddy Zarco/Courtesy of Bolivian Presidency via REUTERS.
Team Honduras marches during the opening ceremony. AP Photo/Cliff Owen
A member of the Lebanon Team working his booth with the team computer. PAUL J. RICHARDS/AFP/Getty Images