Jerry Kerby performing a hammer turn in "Wild Blue" a Van's Aircraft RV-8A at Aviation Nation 2017. Aviation Nation is an airshow at Nellis Air Force Base, Nevada.
<a href="//commons.wikimedia.org/wiki/User:Noah_Wulf" title="User:Noah Wulf">Noah Wulf</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>