"The students of Parkland refused to settle for the way things are and marched, organized and pushed for the way things should be," wrote former President Barack Obama.
The final report from the Trump administration's Federal Commission on School Safety makes numerous recommendations. None involve gun control.
Nugent previously described the students as "soulless," "mushy-brained children."
"The sponsor boycott is not some spontaneous uprising by companies," O'Reilly said.
"I think there's no doubt that he is more relaxed and more at ease and more unburdened than he's been in a decade, and it shows," Obama's former press secretary said.