CAPE GIRARDEAU, Mo. (KBSI) — Ameren Missouri has donated 100 ENERGY STAR-certified window air conditioners to community action agencies across southeast Missouri to help vulnerable residents stay safe during the summer heat. The air conditioners were distributed through several agencies, including East Missouri Action Agency. Ameren Missouri said the energy-efficient units’ cost, on average, less than $1 a day to operate. “Summers in Missouri ca…