Much like 2014’s Ice Bucket Challenge sought to promote awareness of ALS via social media, the USO’s #Flex4Forces campaign calls on Americans to show their strength by striking a biceps flex in support of our nation’s military and sharing it on social media. Step 1: Show Your Strength Strike your flex pose Snap a picture…
![Tim McGraw and Garth Brooks Flex Their Guns for a Good Cause](https://cdn.socast.io/6616/sites/1446/2017/06/01100122/Garth-Brooks-150x150.jpg)