Walsh ordered to prove why he’s $100,000 arrears in child-supportBy ABDON M. PALLASCH September 14, 2011 9:14PM CHICAGO — A Cook County judge issued a preliminary ruling Wednesday against U.S. Rep. Joe Walsh, R-Johnsburg, in the Tea Party favorite’s child-support dispute with his ex-wife, ordering Walsh to explain why he appears to be $100,000 behind on his child-support payments. Cook County Circuit Court Judge Raul Vega also wanted to know why Walsh wasn’t in court for the hearing — the McHenry Republican’s ex-wife, Laura Walsh was — and said he expects him to show up at the next hearing in...