Veteran GOP Sen. Ken Kester denounced an unsuccessful advertising campaign against him by the Colorado Education Association, charging it "twists and turns" his opposition to a pending statewide property tax hike. A spokeswoman for the teachers union, meanwhile, confirmed that the Colorado Campaign for Children and Public Schools, named at the bottom of the newspaper ad as its sponsor, is the CEA's "527" political-spending arm. Records with the Secretary of State's Office show prominent Democrat lawyer Mark Grueskin filed the group's paperwork. The property-tax hike -- on its way to the governor for his likely signature -- would freeze the...