The Seattle Police Department held its first gun buyback event since the 1990s this weekend, offering people gift cards for their firearms. However, dozens of private buyers showed up in an effort to acquire the guns using the so-called gun show loophole, which allows guns to be sold without a background check. Hundreds of people showed up Saturday morning to give their rifles and shotguns as well as semi-automatic rifles to police in exchange for gift cards worth $100 and $200 respectively, KING 5 reports. The police planned to destroy the guns and use them as rebar in local construction...