Yea clown, they seen the idea, and never implemented it because of the murders it would cause, seem obamao doesn't have the same objection to innocent people being murdered,spew your propaganda though, Maybe someone will be ignorant enough to believe youno, they actually came up with the idea and started it.
http://en.wikipedia.org/wiki/ATF_gunwalking_scandal
"Gunwalking", or "letting guns walk", was a tactic of the United States Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF), which ran a series of sting operations[2][3] between 2006[4] and 2011[2][5]
DUMBASS.