Of the many events on Monday honoring the memory of the Rev. Dr. Martin Luther King Jr., the gathering held by the Rev. Al Sharpton in Harlem was one with a wide audience and a narrow focus: the toll of gun violence, from a parking lot in Tucson to the streets of New York. Senator Charles E. Schumer said that no constitutional amendment was sacrosanct and that "there's nothing wrong in putting reasonable limits on guns." Alluding to the concern over the shooting of... (GunPolicy.org)