A Postville man is charged with attempted murder for allegedly stabbing two men this weekend.Postville police were notified at 1:30 Sunday morning of two men being treated for stab wounds at the Waukon hospital. One of the victims, Julien Vega, was transferred to the hospital in Lacrosse, Wisconsin, where he was listed in fair condition. The other victim, Efraim Vega, was treated and released. 18-year-old Omar Flores is charged in the case.