The US's most powerful pro-gun lobbying group is suggesting that armed police be deployed to every school in the country following a mass shooting that left 20 young children dead.
The National Rifle Association, which supports a broad interpretation of US citizens' constitutional right to bear arms, had been under pressure to respond in the wake of last week's massacre in a Connecticut elementary school.
Even as the NRA leaders made their combative and determined appearance, another four people died in Pennsylvania in America's latest shooting spree, including the alleged shooter.
Read more