rob mars you know marciano timing out the storms. and tonight, ginger zee in florida where temperatures are reaching unprecedented levels in the 90s. science seeing the bleaching of coral reefs already. and what does this all mean for hurricane season? also tonight, former president trump and the grand jury meeting in the special counsel investigation into january 6th. who they heard from today. trump given until today to appear. and the former president himself saying an arrest and indictment is likely coming. terry moran on what we ve learned. the warning from north korea to the u.s. tonight after an american nuclear sub docks in south korea. martha raddatz with exclusive reporting on board the uss kentucky. also, what martha s learning tonight about the american soldier who defected to north korea, taken away in a north korean van. tonight, the pentagon confirming ukraine is using cluster munitions on the battlefield, and what the u.s. believes russia might do ne