Efforts between Washington and Tehran to reach an agreement continue to fall short, fueling concerns of return to war. Donald Trump says the ceasefire with Iran is “on life support,” after dismissing Tehran’s response to a US peace proposal as “stupid.” The US president’s swift rejection of Iran’s response on Sunday has fuelled concerns that the 10-week-old conflict will drag on, and continue to paralyse shipping through the Strait of Hormuz. Referring to the latest proposal, Trump said the ceasefire is “the weakest right now after reading that piece of garbage they sent us.” Recommended Stories list of 3 items list 1 of 3 Iran says US making ‘unreasonable’ demands in negotiations to end war list 2 of 3 Former Qatar PM: Netanyahu using Iran war to reshape Middle East list 3 of 3 ‘Unacceptable’: What’s Iran’s peace proposal that Trump has rejected? end of list “I didn’t even finish reading it,” he said.…