From outer space, astronaut Alexander Gerst watches as Gaza erupts in flames. He tweets:
My saddest photo yet. From #ISS [1] we can actually see explosions and rockets flying over #Gaza [2] & #Israel [3] pic.twitter.com/jNGWxHilSy [4]
— Alexander Gerst (@Astro_Alex) July 23, 2014 [5]
This photograph has been retweeted 33K times so far.