Ameren repairing leak that prompted Callaway Nuclear Power Plant alert

Monday, September 19, 2011 | 4:51 p.m. CDT; updated 5:11 p.m. CDT, Monday, September 19, 2011

COLUMBIA — Ameren Missouri issued a public alert at the Callaway Nuclear Power Plant on Sunday morning because of a refrigerant leak in the air conditioning system that cools the plant’s control room.