Man attacks another in alley after suspicious door knocking 

Transcript:
31, good morning. When you guys are ready to roll, I have a suspicious person that came in an hour ago at 6751 South Rockwell. The anonymous caller said there's a male knocking on the door. He was wearing a black shirt and black jeans. They haven't called back since. So if you don't see anybody out there, at 6949 Maplewood, I have a domestic. (name withheld) attacked a caller. He's a male black with dreds, cubs shirt, black pants. They don't know where he went, but the caller was in the alley of that location.

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This was transcribed by AI and may contain errors. Please verify the information independently.