WASHINGTON, United States (AFP)—United States (US) President Donald Trump said Monday the United States has studied a proposal for a 45-day ceasefire in the Iran war, a move he called a "very significant step" in the conflict. "It's a significant proposal, it's a significant step. It's not good enough, but it's a very significant step," Trump told reporters on the sidelines of an Easter Egg Roll event at the White...