Two workers rescued after partial building collapse in Brooklyn

First responders rescued two workers from a building that partially collapsed in Brooklyn on Friday afternoon.

Authorities say that the sidewall and roof of a residential building collapsed on the men just after 1 p.m. on Lincoln Road in Prospect Lefferts Gardens.

Firefighters were quickly on the scene and managed to extract the men and transport them to the hospital. One has a serious injury, the other reportedly has a life-threatening injury.

According to the FDNY, demolition was taking place when the partial collapse happened. 

The specific cause of the collapse is still unknown. 

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