NEW : A father accuses Putin , rebel and Ukrainian leaders of murdering his daughter . Dutch foreign minister : Human remains have become part of `` a political game '' U.S. ambassador : Families are crying out for closure . Russian president : I am not going to talk about it anymore.
NEW : A father accuses Putin , rebel and Ukrainian leaders of murdering his daughter . Dutch foreign minister : Human remains have become part of `` a political game '' U.S. ambassador : Families are crying out for closure . A grieving mother appeals to Russia 's Putin for help returning bodies to the Netherlands .