KYIV, Ukraine (AP) — Ukrainian troops moved cautiously to retake territory north of the country's capital on Saturday, using cables to pull the bodies of civilians off streets of one town out of fear that Russian forces may have left them booby-trapped.

Ukrainian President Volodymyr Zelenskyy warned that departing Russian troops were creating a "catastrophic" situation for civilians by leaving mines around homes, abandoned equipment and "even the bodies of those killed." His claims could not be independently verified.

Associated Press journalists in Bucha, a suburb northwest of Kyiv, watched a...