( CNN ) -- As the story of the tragic Newtown , Connecticut , elementary school shooting unfolds , many people are pondering : Why has there been so much violence in the U.S. lately , and what can be done to stop it ? This year saw a mass shooting of movie theater patrons in Aurora , Colorado ; the sentencing of Jared Lee Loughner on 19 counts , including murder and the attempted assassination of congresswoman Gabrielle Giffords ; and the first overall rise in U.S. violent crime in nearly two decades . And as the world heard about the Connecticut school killings , many people took to social media to express their frustration . We 're universally shocked and horrified by these tragic events . The question is : What do we do now ? A simple search for `` WTF ? '' on Twitter turns up an outpouring of frustration over this story . And the comment threads on CNN.com lit up with debates over gun control . So now what ? CNN would like to hear from you . Tell us what you think needs to be done to help control violence in the world . Where do you think we should channel our frustration ? Is it better gun control ? Readily available health care ? More money for policing and emergency response ? Share what you think society needs to do to stop the killing . Tweet your ideas with the hashtag # nowwhat , or share your thoughts in the comments below . If you 're in Newtown and would like to share images , or you have remembrances , please upload them to CNNiReport.com . Complete coverage : Connecticut school shooting .
Dozens killed in Connecticut elementary school shooting . People around the world ask , simply : Why ? Score: 6