The week in pictures, Feb. 23 - Mar. 1

A Yuka participates in the 2019 Australian International Airshow in Melbourne, Australia, March 1, 2019. (Michael Dodge/Getty Images)

Lady Gaga wearing Alexander McQueen poses on the red carpet at the 91st Academy Awards in Los Angeles, Feb. 24, 2019. (REUTERS/Lucas Jackson)

Models wear creations in the Dior ready to wear Fall-Winter 2019-2020 collection, that was presented in Paris, Feb. 26, 2019.  (AP Photo/Christophe Ena)

Children wait for the arrival of Britain's Prince Harry and Meghan, Duchess of Sussex at the Andalusian Gardens in Rabat, Morocco, Feb. 25, 2019.  (Facundo Arrizabalaga/Pool Photo via AP)

A bee foraging around flowers on a warm winter's day in Bern, Switzerland, Feb. 27, 2019.  (KEYSTONE/Anthony Anex)

President Donald Trump meets with North Korean leader Kim Jong Un, in Hanoi, Feb. 28, 2019.  (AP Photo/ Evan Vucci)

Michael Cohen, President Donald Trump's former personal lawyer, is sworn in to testify on Capitol Hill in Washington, Feb. 27, 2019.  (AP Photo/J. Scott Applewhite)

Lady Gaga reacts holding her award for Best Original Song "Shallow" at the 91st Academy Awards in Los Angeles, Feb. 24, 2019. (REUTERS/Matt Petit/A.M.P.A.S)

Britain's Prince Harry and Meghan, Duchess of Sussex, pose with students and teachers during their visit to a cooking school at the Villa des Ambassadors in Rabat, Morocco, Feb. 25, 2019.  (Tim P. Whitby/Pool via AP)

Britain's Prince William and Kate Duchess of Cambridge, leave after their visit to Belfast Empire Hall in Belfast, Northern Ireland, Feb. 27, 2019. (Aaron Chown/PA via AP)

A demonstrator confronts a member of the Bolivarian National Guard in Urena, Venezuela, near the border with Colombia, Feb. 23, 2019.  (AP Photo/Rodrigo Abd)

A demonstrator gets caught in a strand of barbed wire during clashes with the Bolivarian National Guard in Urena, Venezuela, Feb. 23, 2019.  (AP Photo/Fernando Llano)

A woman with a dog sails a kayak on a flooded street in Guerneville, north of San Francisco, Feb. 27, 2019.  (Kent Porter/The Press Democrat via AP)

Czech Republic's Filip Sakala builds up speed for his jump during a men's ski jumping HS109 training, at the Nordic Ski World Championships in Seefeld, Austria,  Feb. 26, 2019.  (AP Photo/Matthias Schrader)

A woman holds American and North Korean flags as she walks along Sword Lake in Hanoi, Vietnam, Feb. 27, 2019.  (AP Photo/Andrew Harnik)

Lady Gaga and Bradley Cooper perform "Shallow" during the 91st Academy Awards in Los Angeles, Feb. 24, 2019.  (REUTERS/Mike Blake)