It’s been seven years, and it could be argued that the shockwaves from the Parkland calamity are still reverberating, from South Florida across the nation.

Seven years ago today, 17 students and staff members were murdered when a former student opened fire at Marjory Stoneman Douglas High School. The shooter is spending the rest of his life behind bars.

Today marks seven years since the deadly shooting at Marjory Stoneman Douglas High School in Parkland, Florida. Fourteen ...