<a href="https://en.wikipedia.org/wiki/War_in_Afghanistan_(2001–2021)" id="mwARA" rel="mw:WikiLink" title="War in Afghanistan (2001–2021)">War in Afghanistan</a>: <a class="mw-redirect" href="https://en.wikipedia.org/wiki/2011_Chinook_shootdown_in_Afghanistan" id="mwARE" rel="mw:WikiLink" title="2011 Chinook shootdown in Afghanistan">A United States military helicopter is shot down</a>, killing 30 American special forces members and a working dog, seven Afghan soldiers, and one Afghan civilian. It was the deadliest single event for the United States in the War in Afghanistan.