The US military carried out airstrikes on Sunday against the Iranian-backed Kata'ib Hezbollah militia in response to the killing of an American civilian contractor in a rocket attack on a US military base in Iraq. An Iraqi militia leader warned of a strong response after airstrikes in Iraq and Syria killed at least 25 people overnight. This footage shows the aftermath of a strike on Kata'ib Hezbollah's headquarters in the Iraqi town of Qaim