This story appeared in Today, Explained, a daily newsletter that helps you understand the most compelling news and stories of the day. Subscribe here . It’s been just over eight weeks since the US and Israel started a war with Iran for contradictory and incoherent reasons . Virtually nothing about the conflict — except maybe its stakes — has gotten clearer since then, and there’s still no end in sight: US-Iran talks, set to take place in Pakistan over the weekend, fell apart on Saturday. In a social media post, President Donald Trump said of Iran that “Nobody knows who is in charge, including them. Also, we have all the cards, they have none!” I figured some of you might have questions, so Vox’s senior foreign policy correspondent, Joshua Keating, is stopping by to field a few reader-submitted questions about the Iran conflict. Here’s what you wanted to know, and what Josh had to say: Today, Explained Understand the world with a daily explainer, plus the most compelling stories of the day.…