One injured as explosion collapses part of apartment building near Atlanta

An explosion rocked an apartment building in suburban Atlanta on Sunday, rendering the three-story complex unstable and leaving at least one person injured, authorities said. The cause of the explosion was unknown, but a local utility had received a call from a resident about a strong odor of gas shortly before the midday blast, Dunwoody Deputy Fire Chief Melvin Carter said. One person was taken to a hospital with minor injuries.