1 year after massacre at a Parkland, Florida high school, what gun laws have changed?

Since the massacre at Marjory Stoneman Douglas High School in Parkland, Florida, 76 gun control laws have been passed in states across the country, some banning bump stocks and regulating ammunition size. In California, former Gov. Jerry Brown signed several gun control bills in 2018, including one that raised the age for buying a shotgun or rifle to 21.
Published: 11:11 PM PST February 14, 2019
Updated: 5:48 PM PST February 15, 2019