WSJ Opinion: Potomac Watch

Homeland Security Secretary Kristi Noem is out, after a damaging appearance before the Senate, as Donald Trump names Markwayne Mullin to replace her. Will the DHS personnel change also affect ICE policy? Plus, does the U.S. have enough air-defense interceptors to maintain deterrence while finishing the job in Iran?

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Paul Gigot interviews Hudson Institute Middle East expert Michael Doran, who says the military campaign is going well for the U.S. and Israel. But the aftermath is far from certain as Donald Trump aims for 'regime transformation' rather than a revolution.

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Federal law prohibits users of illegal drugs from owning guns, but does this violate the Second Amendment? The Justices debate that question, with a focus on how the Founders handled "drunkards." Plus, James Talarico wins the Democratic Senate nod in Texas, as John Cornyn and Ken Paxton head to a GOP runoff.

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Democrats hope surging voter enthusiasm will turn Texas blue this fall, but candidate quality matters. On the Republican side, Sen. John Cornyn faces a stiff challenge from Attorney General Ken Paxton, who is loud but has liabilities. Democrats also have contrast of personalities in Jasmine Crockett vs. James Talarico.

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A joint operation by the United States and Israel on Iran leads to the assassination of Ayatollah Ali Khamenei, with Donald Trump promising more strikes over the next four to five weeks. Will this lead to regime change in the region, and what will it take for the President to declare a strategic victory?

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