Southern commander puts Russian losses at 200 or more after Zelenskiy says Moscow’s troops doing all they can to resist Ukrainian advances

What we know on day 507 of the invasion

South Korea’s president, Yoon Suk Yeol, was visiting Ukraine for the first time on Saturday for talks with President Volodymyr Zelenskiy, Yonhap news agency said, citing the South Korean presidential office.

The surprise trip came after Yoon attended a Nato summit in Lithuania and visited Poland this week, where he expressed solidarity with Ukraine and explored ways to support its fight against Russia’s invasion, Reuters reported.