those who were not able to flee hid inside their houses, including natalia vlasenko and her husband, o their grandson dima. near the end of march, natalia said russian troops returned to their house. >> natalia: >> kinetz: they began interrogating her husband, pavlo, after discovering their son's military cap in a closet. >> natalia (crying): (exhales, sniffles) ♪ ♪ >> kinetz: by the end of the month, russian forces gave up on their attack on kyiv and pulled out of bucha. ♪ ♪ day by day, people found more bodies-- of their friends, families, and neighbors. ♪ ♪ >> (speaking ukrainian, sobbing) >> kinetz: soon after natalia buried her husband, dima's body was discovered on the grounds of 144 yabnska street. (sobbing) >> natalia: ♪ ♪ >> kinetz: dima was just one of the hundreds of bodies found throughout bucha. the full scale of the horrors, more than 450 deaths, wouldn't be known for months. ♪ ♪ what happened along yablunska street is now case number one for ukraine's war crimes prosecutors. taras semkiv from the prosecutor general's office is in charge of the case. >> semkiv (in ukrain