High-stakes diplomacy unfolds as J. D. Vance heads to Pakistan for crucial talks with Iran amid rising tensions. The U.S., under Donald Trump, has issued firm warnings, drawing clear red lines ahead of what many are calling “do-or-die” negotiations. Vance has also warned that if Iran “tricks” the U.S., Washington won’t hold back. With the fragile ceasefire already under strain, will these talks prevent escalation or push the region closer to conflict? Here’s everything you need to know.