and for the first time, the chilling calls for help from inside that elementary school. please hurry. i m hearing shots. they are coming, they are coming. norah: two black hawk helicopters collide, killing nine american soldiers. why this nighttime exercise went horribly wrong. this is a truly tragic loss. russia has arrested an american journalist on the suspicion of espionage. russian security officials claim that evan gershkovich, he works for the wall street journal, was trying to obtain classified information. we have another severe weather outbreak coming, as the areas still trying to recover from last week s storm outbreak are included in this risk. hello, friends. norah: and sports broadcasting legend jim nantz reflects on a nearly-four-decade career covering march madness. being able to have this seat for that long, to tell so many stories, and document so many great events, no regrets. norah: good evening to our viewers in the