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Photo: Adam Jeffery/CNBC/NBCU Photo Bank via Getty Images

The drama between Carl Icahn and the Cigna-Express Scripts camp is far from over.

The bottom line: This is an entertaining fight among wealthy investors and health care conglomerates with a lot of money on the line. But we still don’t have any reasonably good idea of how much Cigna and Express Scripts customers would save on drug costs or premiums as a result of the deal.

  • Fellow billionaire investor Larry Robbins split from Icahn and yesterday gave a full-throated endorsement to the Cigna-Express Scripts merger.
  • Icahn then penned another letter that piled onto his earlier criticisms of Express Scripts. He said if Cigna goes through with the acquisition, it could “go down as one of the worst blunders in corporate history.”
  • So Cigna then blasted out another release that said Icahn “continues to spread innuendos and false information about the transaction.”

Go deeper

Updated 2 hours ago - Politics & Policy

Coronavirus dashboard

Illustration: Sarah Grillo/Axios

  1. Health: Hospital crisis deepens as holiday season nears.
  2. Vaccine: Moderna to file for FDA emergency use authorizationVaccinating rural America won't be easy — Being last in the vaccine queue is young people's next big COVID test.
  3. Politics: Bipartisan group of senators seeks stimulus dealChuck Grassley returns to Senate after recovering from COVID-19.
  4. States: Cuomo orders emergency hospital protocols as COVID capacity dwindles.
  5. Economy: Wall Street wonders how bad economy has to get for Congress to act.
  6. 🎧 Podcast: The state of play of the top vaccines.
2 hours ago - Health

First blood test to help diagnose Alzheimer's goes public

Photo: Jerry Naunheim Jr./C2N Diagnostics via AP

A non-COVID medical breakthrough: People over 60 now have access to a blood test for Alzheimer's disease.

Why it matters: The existing PET brain scan test costs some people about $5,000 and often isn't covered by insurance, AP reports.

Updated 3 hours ago - Politics & Policy

Wisconsin, Arizona certify Biden's victories

Photo: Demetrius Freeman/The Washington Post via Getty Images

Arizona and Wisconsin officials confirmed the presidential election results in their states, formalizing President-elect Joe Biden's victories in the key battlegrounds.

Why it matters: The moves deal yet another blow to President Trump's efforts to block or delay certification in key swing states that he lost.