Arizona Senator Mark Kelly encourages Americans who want to see an end to this country's epidemic of gun violence to pressure their elected officials to enact meaningful reforms. Stick around for more with Senator Kelly and check out his latest book for children, "Mousetronaut Saves the World," available everywhere now. #Colbert #SenMarkKelly #MarkKelly #USSenate #Interviews #Politics #Arizona #Books Air Date: Sep 5, 2024