From NBC Chicago

A 32-year-old man was punched in the head after giving a homeless man $2 on his way out of a Chicago Transit Authority on Sunday, police said.

Timothy Anderson was begging for money on a CTA train just after 6 p.m. Sunday near the Belmont elevated station in the 900 block of West Belmont Avenue, police said. The victim gave reportedly Anderson the money and walked off the train.

Apparently displeased, Anderson followed and punched the man in the head. The victim toppled over, hitting his head on the ground.

Former Cop Goes on Trial for Drug Trafficking

Several witnesses ran after Anderson and called the police. Police caught Anderson in the 3100 block of North Clark Street.

The victim was taken to Advocate Illinois Masonic Medical Center. He suffered a cut to his head and other facial injuries. He positively identified Anderson to the police.

Click here to read the rest of the story.