What started out as an informal get together is starting to become a vehicle for change. A group from Newtown calling themselves "Newtown United" was in Washington D.C. on Tuesday to talk with the Brady Campaign to Prevent Gun Violence. They joined up with more than 40 other people whose loved ones were killed by gun violence.
Read more: 11 small acts that can have a huge impact
One of those people was Paul Wilson. His wife was killed last October when police say a man walked into a salon in California and started shooting. Seven others were also killed. Police say the shooter was in a custody dispute with one of the workers.
Wilson tells HLN's Evening Express what he wants to see happen with gun reform.
Watch Evening Express 5-7 p.m. ET on HLN.