| By Drew Broach | Deputy metro editor UNSOLVED: Louisiana is home to six historically Black colleges or universities, and three of them have been targeted in recent weeks in a wave of bomb threats to Black colleges across the United States. No one has been arrested. "You could hear the anxiety right in their voice," said the president of Xavier University's Student Government Association, who field calls from worried students. "Quickly enough, the anxiety and the nervousness turn into frustration, righteous frustration. Why us?" JUSTIFIED: Most killings in New Orleans are crimes. But in two fatal shootings from 2020, police and prosecutors have now decided not to charge the killers. In one, a Paris Avenue homeowner perched on a second-floor balcony shot dead an intruder in his yard. In the other, a motorist killed a man who approached him at a Gentilly convenience store. MIXED SIGNALS: It's true that Amazon has applied for a permit to remodel a previous tenant's retail space inside Lakeside Shopping Center in Metairie. But on the same day, the online retail behemoth said it is backing away from bookstores, pop-ups and shops carrying toys and home goods, to concentrate on grocery and department stores. MADNESS, IN MARCH: Kim Mulkey's Tigers earned LSU's first NCAA Tournament victory since 2014, and the Loyola men advanced to their first NAIA semifinal since 1946. Thanks for starting your Sunday with us. Be sure to check out NOLA.com for more news throughout the day. D.B. | 