Mary Spicuzza | 608-252-6122 | mspicuzza@madison.com In a nutshell Wisconsin would require new semiautomatic handguns sold or manufactured in the state to produce identifying codes on every shell they expend under a bill currently in the Legislature. The bill would require that semiautomatic handguns manufactured on or after Jan. 1, 2011 produce codes, known as a "microstamps," on their expended cartridges. The bill would also require gun manufacturers and dealers who sell handguns that produce microstamps to disclose guns' makes, models and serial numbers to law enforcement agencies when microstamped expended shell casings are collected during criminal investigations. It would...