P.M. Edition for June 20. Talks between European and Iranian leaders reach an impasse, as Israel says it’s prepared for a protracted conflict. The war between Israel and Iran is unprecedented in that it’s being fought with air power alone. WSJ South Europe bureau chief Marcus Walker discusses how this might shape its outcome. Plus, after a difficult year, casual-dining chains are trying to get more customers into restaurants. We hear from reporter Heather Haddon about how they are trying to attract new diners without alienating loyal ones. And, in many parts of the U.S., this weekend is forecast to bring dangerously hot weather. Alex Ossola hosts.

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