A pedestrian walks past monitors displaying a figure of the Nikkei 225 Stock Average outside a securities firm on May 07, 2026 in Tokyo, Japan. Tomohiro Ohsumi | Getty Images News | Getty Images Asia-Pacific markets traded mixed Tuesday as investors shrugged off fresh doubts over the fragile U.S.-Iran ceasefire after President Donald Trump warned the truce was on "massive life support." Trump on Monday cast doubt on the survival of the U.S.-Iran ceasefire, saying the fragile truce was effectively "on life support" after Tehran delivered what he described as an unacceptable response to Washington's proposal for ending the conflict. "I would say the ceasefire is on massive life support, where the doctor walks in and says, 'Sir, your loved one has approximately a 1% chance of living,'" he said. Japan's  Nikkei 225 added 0.19%, while the Topix rose 0.27%. South Korea's Kospi gave up earlier gains to fall over 3% after notching a fresh record high on Monday. The small-cap Kosdaq fell over 4%.…