"When are we going to do something?" Kerr yelled, slamming his fists on the table. "I'm tired. I am so tired of getting up here and offering condolences to the devastated families that are out there. I am so tired of the, excuse, I am sorry, I am tired of the moments of silence. Enough!" Kerr has long been outspoken against gun violence. His father was shot dead in a terrorist attack in Beirut in 1984, and he has spent much of his professional life calling for gun law reform. On numerous occasions, including Tuesday, Kerr has pointed to H.R.8,...