Six states hold high-stakes primary elections and more top headlines

1. Six states hold high-stakes primary elections 

2. 'Very big discussions' with Iran underway, Trump says

3. Mom called police before deadly mosque shooting

IN HARM'S WAY — Police reveal possible cause of fast-moving California fire, evacuations ordered. Continue reading …

COURTROOM CLASH — Tyler Robinson's defense team fights to seal evidence in Charlie Kirk's assassination. Continue reading …

REIGN OF TERROR — Police reveal first teen suspect, timeline tied to sprawling shooting spree.