DaVita faces numerous federal investigations. Photo: RJ Sangosti/The Denver Post via Getty Images

DaVita recently disclosed a new investigation from federal attorneys in Florida, who are questioning whether the dialysis conglomerate submitted federal claims for blood, urine and fecal lab tests without ensuring the tests were accurate.

The big picture: This marks DaVita's sixth federal investigation. The other probes include alleged overbilling of Medicare Advantage patients and the company's relationships to a charity that helps dialysis patients sign up for generous-paying insurance. DaVita said it "is cooperating with the government."

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Commission releases topics for first presidential debate

Moderator Chris Wallace. Photo: Drew Angerer/Getty Images

Fox News anchor Chris Wallace has selected what topics he'll cover while moderating the first presidential debate between President Trump and former Vice President Joe Biden next week.

What to watch: Topics for the Sept. 29 debate will include Trump and Biden's records, the Supreme Court, COVID-19, economic policy, racism and the integrity of the election, the Commission for Presidential Debates announced on Tuesday. Each topic will receive 15 minutes of conversation and will be presented in no particular order.

Fed chair warns economy will feel the weight of expired stimulus

Treasury Secretary Steven Mnuchin and Fed Chair Jay Powell bump elbows before House hearing on Tuesday. Photo: Joshua Roberts/Pool/AFP via Getty Images

Federal Reserve Chairman Jerome Powell told the House Financial Services Committee on Tuesday that the expiration of Congress' coronavirus stimulus will weigh on the U.S. economy.

Why it matters: Powell warned that the effects of dried-up benefits are a looming risk to the economy, even if the consequences aren't yet visible.

1 hour ago - World

Beijing draws Chinese companies even closer

Illustration: Annelise Capossela/Axios

Chinese Communist Party Secretary Xi Jinping announced last week that the party must strengthen its leadership over private companies, and that entrepreneurs must meet the party's needs. 

Why it matters: Xi's new announcement will increase fears that Chinese businesses may serve as a Trojan horse for the CCP.

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