Hi AZ Mike,
I know you have missed a lot of the news in the US so here is just a brief look at history in recent years.
There are a great many lists of killings in the US. From the FBI to the US Department of Justice โ the lists go on and on. Below are some websites showing just a few โ mass murderers and serial killers. These lists are way too long to post here.
http://en.wikipedia.org/wiki/List_of_serial_killers_in_the_United_States
http://en.wikipedia.org/wiki/Category:Mass_murder_in_the_United_States
The silly face thing shows up because I guess when you type : and then M you get the face???
http://www.cnn.com/2013/09/16/us/20-deadliest-mass-shootings-in-u-s-history-fast-facts/
http://www.usatoday.com/story/news/nation/2013/09/16/mass-killings-data-map/2820423/ . . . . 232 Mass Killings in the US from 2006 to 2013 listed here.
Instead of leaving bodies on the side of the road Jeffrey Dahmer kept them in his refrigerator and John Wayne Gacy buried 33 in his basement. Many many more can be found.