A 26-year-old mother was shot and killed in front of her young children outside of a South Carolina grocery store on Valentine’s Day. Alexandria Cress Borys had been shopping at a Kroger in Irmo, South Carolina on Tuesday when she got into a verbal dispute with a complete stranger while packing groceries in her car in the parking lot, Borys’ husband, Tyler, told WIS-TV. After the argument apparently ended, the stranger, identified by police as 23-year-old Christina Harrison, pulled out a gun and shot Borys in the back around 4 p.m., he said. Tyler Borys told WACH that she was...