They can kill from more than four football fields away, shred police officers' vests, fire up to 75 bullets at a time - and they're increasingly showing up in criminals' hands. Last year, Fort Wayne Police seized 31 semiautomatic rifles, compared with two in 2003, the last year of the federal assault weapons ban that limited the sale of the rifles. The seizure increase and more reports of criminals using the rifles concerns Fort Wayne Police Chief Rusty York. “The fact that we have these relatively cheap, assault weapon-type firearms out there, it's not only a hazard to the public,...