(Lincoln, NE) -- A Lincoln Police Officer suffers minor burns in an explosion under the West "O" Street bridge near 1st Street.
Investigators say around seven Thursday morning, the officer went to the scene of a fire started by transients.
The officer was not taken to the hospital.
Police say a 28-year-old Lincoln man was cited for criminal trespassing.
The police and fire departments in the Capital City continue to investigate.
(Picture from Lincoln Police)