FILE – This Nov. 27, 2019, file photo shows “ghost guns” on display at the headquarters of the …

FILE - This Nov. 27, 2019, file photo shows "ghost guns" on display at the headquarters of the ...

FILE – This Nov. 27, 2019, file photo shows “ghost guns” on display at the headquarters of the San Francisco Police Department in San Francisco. (AP Photo/Haven Daley, File)