This week's current events:

• Donald Trump won the South Carolina primary, but what do the exit polls tell us about the coming general election?
• Once again, the U.S. government is on the verge of a shutdown
• Sweden is joining NATO after ratification by Hungary's parliament
• A new report finds the Inflation Reduction Act has succeeded in some aspects but failed in propelling wind power
• The IRS is clawing back more money from millionaires and billionaires who have evaded taxes
• Mike Johnson's performance as top fundraiser for the Republicans has been a disappointment
• The Biden administration has taken a new stances on Israeli settlers in the West Bank
• Natural gas prices are plummeting, leading to reduced production
• Russia continue to evade Western sanctions, leading to a more resilient economy than previously expected
• An Alabama Supreme Court decision has endangered access to IVF, triggering wider political fallout

In our deep dive, we go into some important Senate primaries in Michigan, California, and Ohio. What differentiates these candidates? What will the winner mean for their party? For their chance in the general election? We cover all of this.