A gas leak was the cause of Monday's explosion and fire at an apartment building, the Detroit Fire Investigation Division reported Tuesday. While the source of the leak is still under investigation, the fire department concluded that it originated on the first floor of the building on Littlefield Street A total of 13 people were injured,

Investigators have determined a gas leak caused an explosion early Monday morning at an apartment building on the city's east side that injured 13 people, three of whom remained in critical condition on Tuesday.

An apartment building explosion was caused by a gas leak. The fire department said what's left of the structure will need to be demolished. An apartment building explosion Monday that rocked a westside Detroit community and injured a dozen people,