By Nandita Bose WASHINGTON (Reuters) -The U.S. Supreme Court’s decision to overturn a constitutional right to an abortion is expected to have a disproportionate impact on Black women and other women of color, who have traditionally faced overwhelming costs and logistical obstacles in obtaining reproductive healthcare, experts said. The reversal of Roe v Wade allows state governments to decide whether an abortion is legal. While some states have recently reaffirmed the right to an abortion, 26 states are likely or certain to ban abortion in most or all circumstances. More Black women live in st…