Lindsey Halligan, the president's special assistant, told Fox News "we can’t just keep focusing on the negative."

Lindsey Halligan, the White House official leading President Donald Trump’s overhaul of the Smithsonian, thinks its museums overemphasize slavery when they should be emphasizing “how far we’ve come since slavery.”

White House gripes against Smithsonian come despite president’s past praise of museums like National Museum of African American History and Culture