Iran's military strength is a fraction of Israel's. Tehran still has 3 key cards it can play if the ceasefire falls apart

Tehran following the ceasefire between Israel and Iran on Tuesday. Fatemeh Bahrami/Anadolu via Getty Images Trump announced a ceasefire between Israel and Iran, but it's already showing signs of strain. Tehran may turn to proxies, missiles, or the Strait of Hormuz if the conflict…