(CBS4 News)HOLLYWOOD, FL. Two U.S. Postal Service workers were sent to the hospital Monday morning after they came into contact with an unknown crumb-like powdery substance.

According to postal officials, the two workers encountered the substance while handling what’s believed to be a magazine at a post office located at 5771 Johnson Street in Hollywood.

Both workers were taken to Memorial Regional Hospital where one was treated for swelling of the hand and the other victim for numbness in a hand. The victims’ names have not been released. Full Story