Kanye West and Serena Williams were also present at the elite singalong session.
"We want him to hear us,” Ruffalo said. “We have to fight."
The plaque has had an on-again, off-again presence in the USAID lobby.
Richie is the latest honoree to voice uncertainty about the awards under a Trump presidency.
The former president praised the young rapper for his work supporting Chicago's youth.
Other political types haven't exactly set a high bar on the show.
"A shameful yet unsurprising new low."
The final straw? She tweeted “Lolllllll no one likes you” after the president complained of a lack of support from Republicans.
The first state dinner of a new administration sends an important message.
The essayist says her new memoir, “Hunger,” is the hardest story she’s ever had to write.
