Slowing demand and recession fears helped bring the benchmark U.S. oil price below $100 a barrel Tuesday, continuing a rapid turnaround from soaring levels in recent months. Oil prices shot higher earlier this year as war in Ukraine disrupted supply lines and the world-wide postpandemic reopening lifted demand. That move has contributed to the persistent inflation that has gripped major economies world-wide in 2022. The growth outlook is darkening as central banks work to get inflation under control by cooling economic activity , pulling down traders’ forecasts for oil demand.