A Cook County jury awarded $500,000 to a 70-year-old woman who broke her right ankle and wrist in a fall at Chicago restaurant Hash House A Go Go.A verdict was reached June 13 after a three-day trial before Associate Judge Bridget J. Hughes.Plaintiff Bonita Milem, then 68, was walking down the stairs to the basement dining area for brunch when she fell after descending from a 10.25-inch stair riser. The riser violated the …