× Possible pipe bomb explosion reported at East Chicago post office EAST CHICAGO, Ind. – Authorities in northwest Indiana are at the scene of an explosion involving possible pipe bombs, WGN reports. The scene is at a post office in East Chicago near Kennedy and Chicago Ave. Reports suggest that a possible postal worker has been injured. We will update this story as more information develops.
A pipe bomb killed 16 people.
The bomb wasn't a pipe bomb for sure and it only maybe injured one person. 
( z1 kill :ARG0 ( z2 bomb :mod ( z3 pipe ) ) :ARG1 ( z4 person :quant 16 ) )