A former police officer made a bold proclamation during a congressional hearing Wednesday regarding a proposed assault-weapons ban: she would not comply. Dianna Muller, who served in the Tulsa Police Department for 22 years and is the founder of gun advocacy group The DC Project, was among the witnesses at the House Judiciary Committee hearing. The session on an otherwise contentious issue flew largely under the radar amid the Trump-Ukraine controversy and Democrats' impeachment push. But reflecting the gun control divide in the country -- amid a spate of deadly mass shootings that prompted renewed calls for strict laws --...