Biden is expected to visit Japan when the country hosts a summit meeting of "the Quad" grouping of democracies comprising Australia, India, Japan and the U.S. sometime before June.
The mayors of Hiroshima and Nagasaki requested Tuesday that U.S. President Joe Biden visit their cities during his expected trip to Japan later this year, as Russia has threatened to use nuclear weapons in its ongoing invasion of Ukraine. Hiroshima Mayor Kazumi Matsui and Nagasaki Mayor Tomohisa Taue, whose cities…