Pope Leo lamented a world “in flames” due to wars and the destruction of the environment during an Ash Wednesday Mass, opening the season of Lent for the world’s Christians. Before sprinkling ashes on the heads of participants, a sign of mortality, the pope said the ashes could represent “the weight of a world that is ablaze, of entire cities destroyed by war”. He also told participants the ashes could signify “the ashes of international law and justice among peoples, [and] the ashes of...