By Kanishka Singh, Trevor Hunnicutt and Gabriella Borter WASHINGTON/JACKSON, Miss. (Reuters) -Hundreds of protesters descended on the U.S. Supreme Court on Saturday to denounce the justice’s decision to overturn the half-century-old Roe v. Wade precedent that recognized women’s constitutional right to abortion. The sweeping ruling by the court, with a 6-3 conservative majority, was set to vastly change American life, with nearly half the states considered certain or likely to ban abortion. Conservative Justice Clarence Thomas suggested the court’s reasoning could also lead it to reconsider pas…