Rio Tinto predicts weaker iron ore shipments as BHP maintains guidance 19 January 2022 Mining firms warn of impact of potential impact from proposed easing of Western Australia’s border restrictionsAuthor: Capt. Johnhttps://www.tradewindsnews.com/bulkers/rio-tinto-predicts-weaker-iron-ore-shipments-as-bhp-maintains-guidance/2-1-1147615