Oil prices plummeted Tuesday after President Donald Trump agreed to a two-week ceasefire with Iran, spurring hopes that more oil tankers would be able to transit the key Strait of Hormuz soon. Oil prices plummeted Tuesday after President Donald Trump agreed to a two-week ceasefire with Iran, spurring hopes that more oil tankers would be able to transit the key Strait of Hormuz soon. But analysts warned that questions remained, including wh... [3021 chars]