A woman was shot and killed in the city's east end this afternoon.

Toronto EMS confirmed the woman, in her 20s, was shot at in an apartment building at 12 St. Dennis Dr., just south of Don Mills Road and Eglinton Avenue East.

She was pronounced dead on scene.

One man is in police custody. The man and the woman both lived in the same apartment building, but police have yet to comment on the nature of their relationship.