What are ETs doing? Amusing graffiti on a wall shows two green men, one looking one way with a lazer gun, one with a knife looking the other way. Friends or foes? "Defendents of the world come forth and unite."

Stock photo: What are ETs doing? Amusing graffiti on a wall shows two green men, one looking one way with a lazer gun, one with a knife looking the other way. Friends or foes? "Defendents of the world come forth and unite." was taken by mhinsberger .