Why Trump Is Gathering Republicans in Texas, and Iran Targets U.S. Warships

Here’s what we’re covering: Will Trump’s Midterm Convention Help or Hurt Republicans? 5 Things to Watch., By Reid J. Epstein Iran Signals Readiness to Escalate Fight in Face of Rising U.S. Pressure, by Erika Solomon Israeli Allies Ban Trade With Settlements as U.K. Cites ‘Ethnic Cleansing,’ by Stephen Castle, Adam Rasgon, Aaron Boxerman and Isabel Kershner OpenAI Says It Has Cracked One of Math’s ‘Millennium Problems,’ by Cade Metz A.I.