EAST CHICAGO, Ind. (AP) — The FBI has released a sketch and description of a person of interest in a pipe bomb explosion at a post office in northwestern Indiana in which a postal worker suffered minor injuries.

The explosion occurred shortly after 6:30 p.m. Sept. 6 at the post office in East Chicago, about 20 miles southeast of Chicago.
The person of interest is described as a thin, clean-shaven white male about 6 feet tall and about 30 years old. He wore dark-rimmed glasses, black pants with very slender legs, dark vinyl sneakers, and a faded black hooded sweatshirt with the hood up. The description says he had a unique walk.
The FBI requests that people with information call 1.800.CALL.FBI (1.800.225.5324) or submit a tip online at tips.fbi.gov/.Tips for FBI: 1-800-225-5324 or www.fbi.gov/tips
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