Why is a decade-old red flag gun law still only seeing scattered use across California?

In response to the scourge of mass shootings that have helped define the 21st century in the United States, lawmakers in California passed a landmark red-flag law that would allow authorities to disarm those whose threatening behavior might boil over into deadly violence.

It’s been about a decade since gun-violence restraining orders were enabled by California law, but their use is still middling in the state, according to data from the California Department of Justice. That has prompted some of the law’s architects and most prominent backers to make a renewed push to increase awareness both among the public and law enforcement.

“We have example after example where (the orders) have prevented a suicide, a domestic violence shooting or a mass shooting,” Santa Clara County District Attorne