KYIV, Ukraine (AP) — Ukraine’s army has retreated from a neighborhood in the outskirts of Chasiv Yar, a strategically important town in the eastern Donetsk region that has been reduced to rubble under a monthslong Russian assault, a military spokesperson said Thursday. Chasiv Yar is a short distance west of Bakhmut, which was captured by Russia last year after a bitter 10-month battle. For months, Russian forces have focused on capturing Chasiv Yar, a town which occupies an elevated location. Its fall would put nearby cities in jeopardy, compromise critical Ukrainian supply routes and bring Russia closer to its stated...