Like Merck, other pharmaceutical companies are also betting on cancer drugs as the market approaches $100 billion.
Ezra Klein and Sarah Kliff discuss why cancer clinics are turning away thousands of Medicare patients.
Arlen Specter died this week at the age of 82. The cause was cancer. But it wasn't a one-sided fight. Before he died, Specter launched a spectacular and shockingly successful legislative assault on the disease.