1st charges filed in string of child homicides in St. Louis

A man has been charged with killing a 15-year-old in the first case filed in a string of recent child homicides in St. Louis that have drawn attention to gun violence in Missouri.Joseph Renick, 54, was jailed on $500,000 bond after being charged Thursday with first-degree murder, armed criminal action and unlawful possession of a firearm in the death of Sentonio Cox.Sentonio is the latest of at least 13 children killed by gunfire in St. Louis this year, leading the mayor to demand changes in gun