Four Iraqi troops were killed Wednesday and several wounded in an ambush by the extremist Islamic State group, Iraq’s Interior Ministry said. The attack came days after the U.S. military announced that troops from its coalition against IS in Iraq and Syria will withdraw from Iraqi territory next year but maintain a presence in Syria until 2026. Despite IS losing its so-called caliphate where it controlled large swaths of land in Iraq and eastern Syria in 2019, it continues to launch attacks through its scattered cells, which this year have nearly doubled , and tries to recruit more people. Acc…