People watch the launch of a model rocket shaped as the business tower Lakhta Centre, the headquarters of Russian gas monopoly Gazprom, during a celebration of the 60th anniversary of Russia's Yuri Gagarin's first manned flight into space, in St. Petersburg, Russia, Sunday, April 11, 2021. Russia on Monday marks the 60th anniversary of Gagarin's pioneering mission on April 12 1961, the first human flight to orbit that opened the space era. (AP Photo/Dmitri Lovetsky)