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Los Angeles city lawmakers jumped into the national fray over gun control earlier this year, voting unanimously to ban firearm magazines that hold more than 10 rounds of ammunition.

A Glock 9mm pistol is displayed with two different capacity bullet clips at Shooters USA target range on Sept. 11, 2004, in Bossier City, Louisiana. The top clip holds a total of 10 bullets, and the bottom clip 18 bullets. (Credit: Mario Villafuerte/Getty Images)
A Glock 9mm pistol is displayed with two different capacity bullet clips at Shooters USA target range on Sept. 11, 2004, in Bossier City, Louisiana. The top clip holds a total of 10 bullets, and the bottom clip 18 bullets. (Credit: Mario Villafuerte/Getty Images)

Gun control activists said that eliminating those kinds of ammunition magazines would reduce the bloodshed of mass shootings by forcing attackers to stop their rampages sooner to reload. And they said they were confident the new rules would stand up in court: Federal judges had rejected requests to stop similar laws in San Francisco and Sunnyvale from being enforced.

At a July rally outside Los Angeles City Hall, City Councilman Paul Krekorian declared that if gun rights activists wanted to sue the city, “bring it on.”

Now their critics are doing just that. The California Rifle and Pistol Assn. and other opponents — including dozens of county sheriffs from elsewhere in California — filed a lawsuit Friday against the city in Los Angeles County Superior Court. Gun rights groups have sharply criticized such bans, arguing that many lawful gun owners have chosen such ammunition magazines to defend themselves.

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