Weeks after a 7-year-old San Antonio boy accidentally killed himself with an unsecured firearm, authorities will distribute free gun locks today in what they described as a modest but important step to promote weapons safety. “There should never be an excuse for anyone in San Antonio for not having a lock on your gun,” said Councilman Manny Pelaez, who helped organize the event with Councilwoman Jada Andrews-Sullivan and Bexar County Sheriff Javier Salazar. The gun lock giveaway will be held at Mission Ridge Range & Academy, an indoor shooting range at 4507 Loop 1604 West, from 11:30 a.m. to 1:30 p.m. Pelaez said hundreds of gun locks will be available for free at the event. Gun locks normally cost $7 to $30, depending on the type. The locks are being provided by the Bexar County Sheriff’s Office, University Health System and Bexar County, which together launched the GunSafety4Bexar in September — making 17,000 gun locks available to families with firearms. The goal is to reduce firearm injuries by urging owners to store their guns unloaded, locked and separate from ammunition. Bexar County Judge Nelson Wolff’s office provided $25,000 to purchase the gun locks, and the Sher...