(CNN) -- [Breaking news update, published at 8:44 a.m. ET]
Michael Greene, 46, of Urbandale, Iowa, is being sought in connection with Wednesday morning's shooting deaths of two police officers in central Iowa, the Des Moines and Urbandale police departments say.
"Greene is believed to be armed and should be considered dangerous. If seen, please do not approach Greene, but call 911 and report his location," police said in a news release.