Two Killed, Two Wounded as Pair of Fathers and Sons Shoot It OutMississippi gun-store owner and his son were killed in an argument over a $25 service charge for firearm repair. Jennifer Crockett of WDSU reports.Get more newsLiveonPrintJan. 25, 2016, 11:42 AM UTC / Updated Jan. 25, 2016, 11:42 AM UTC