How New Zealand's gun laws compare to the States'

The terrorist attack at two mosques in Christchurch, New Zealand, that left more than 49 people dead and scores of others wounded has evoked a lot of emotion and debate in the United States about how government can effectively reduce the amount of gun violence in schools and places of worship.

Rep. Alexandria Ocasio-Cortez, D-N.Y., helped to spark the discussion when, in the immediate wake of the attack, she wrote to her 3.5 million Twitter followers, “What good are your thoughts & prayers when they don’t even keep the pews safe?”