A large crowd turned out at a series of vigils and rallies held outside the Russian Embassy in Seoul on Friday and Saturday to show support for Ukraine, one year since Russia’s invasion of the country. Chants denouncing Russia -- “Withdraw Russian troops from Ukraine! If Russia stops fighting, there is no war!” -- rung around the square near the embassy, as Ukraine supporters and anti-war demonstrators gathered. One of them was Andrei Litvinov, a Ukrainian teacher at a school i