<p>Washington: The United States on Tuesday carried out a strike in Iraq in self-defence, a US official told <em>Reuters</em>, just hours after Israel struck Iran-backed Hezbollah in Lebanon and as tensions soar in the region.</p>.Hamas chief Ismail Haniyeh killed in Iran, Palestinian group says.<p>The official, who spoke on the condition of anonymity, said the strike was carried out because of a threat to US-led coalition forces.</p>
<p>Washington: The United States on Tuesday carried out a strike in Iraq in self-defence, a US official told <em>Reuters</em>, just hours after Israel struck Iran-backed Hezbollah in Lebanon and as tensions soar in the region.</p>.Hamas chief Ismail Haniyeh killed in Iran, Palestinian group says.<p>The official, who spoke on the condition of anonymity, said the strike was carried out because of a threat to US-led coalition forces.</p>