The KPERS building in downtown Topeka. (Photo by Stephen Koranda)Opposition has been mounting against a proposal to change the state pension plan. The Kansas Public Employees Retirement System, or KPERS (KAY-pers), covers more than 250,000 working and retired Kansans. But the fund faces an $8 billion shortfall over the coming decades. Statehouse reporter Stephen Koranda has more on the controversy.