article_snippet: Scroll down for video .
article_snippet: The 18-year-old was shot on Canfield Drive less than five minutes later.
article_snippet: 11.45am Officer Darren Wilson responds to a call at Northwinds Apartment Complex for an emergency involving a 2-year-old child having difficulty breathing .
article_snippet: A 911 call is made from a convenience store on West Florissant Avenue, Ferguson.
article_snippet: 11.45am Officer Darren Wilson chooses not to respond but to stay with the child until paramedics arrive .
article_snippet: St Louis County Police Chief Thomas Jackson names Darren Wilson as the shooter .