Maddow asked, “Why did they keep this information secret from the American public?”

She said that while most of Trump’s actions made sense through the prism of self-interest, this one in particular is confusing.

“What possible benefit was there to him to keep that secret from the public? I mean, think about all the good that could have done!” she said.

Maddow brought up vaccine hesitancy and opposition to taking vaccines from Republicans in particular, asking how different those numbers would be if Trump was upfront about getting the vaccine.

“Why did he keep this a secret?!”