CASPER, Wyo. — The Casper Planning and Zoning Commission balked at approving an incomplete site plan for an expansion to the Casper Ice Arena on Thursday, initially denying the city’s application before reversing course to delay the decision until next month. The City of Casper submitted a site plan for a 44,590-square-foot addition to the ice arena at 1801 E. 4th St., a project designed to increase seating capacity to 900. However, the proposal…