WHITE PLAINS, NY - SEPTEMBER 15: Democratic presidential nominee former Secretary of State Hillary Clinton speaks to members of the traveling press aboard her campaign plane at Westchester County Airport on September 15, 2016 in White Plains, New York. Hillary Clinton is beginning to campaign again after taking three days off the trail to recover from pneumonia. Clinton will campaign in North Carolina and Washington D.C. (Photo by Justin Sullivan/Getty Images) *** BESTPIX ***

Attorney Brian Mildenberg speaks during a press conference calling for Congress and the US Department of Justice to launch a federal investigation into the hiring and promoting practices of United Airlines at The National Press Club September 15, 2016 in Washington, DC. A group of African American pilots have pursued legal action against United Airlines and their civil rights claims are pending in federal court for the company's treatment of African Americans. / AFP PHOTO / ZACH GIBSONZACH GIBSON/AFP/Getty Images

Professor of Philosophy and Christian Practice at the Union Theological Seminary Cornel West speaks during a press conference calling for Congress and the US Department of Justice to launch a federal investigation into the hiring and promoting practices of United Airlines at The National Press Club September 15, 2016 in Washington, D.C. A group of African American pilots have pursued legal action against United Airlines and their civil rights claims are pending in federal court for the company's treatment of African Americans. / AFP PHOTO / ZACH GIBSONZACH GIBSON/AFP/Getty Images

Retired United Airlines 747 Captain Eldridge Johnson speaks during a press conference calling for Congress and the US Department of Justice to launch a federal investigation into the hiring and promoting practices of United Airlines at The National Press Club September 15, 2016 in Washington, DC. A group of African American pilots have pursued legal action against United Airlines and their civil rights claims are pending in federal court for the company's treatment of African Americans. / AFP PHOTO / ZACH GIBSONZACH GIBSON/AFP/Getty Images

Professor of Philosophy and Christian Practice at the Union Theological Seminary Cornel West speaks during a press conference calling for Congress and the US Department of Justice to launch a federal investigation into the hiring and promoting practices of United Airlines at The National Press Club September 15, 2016 in Washington, D.C. A group of African American pilots have pursued legal action against United Airlines and their civil rights claims are pending in federal court for the company's treatment of African Americans. / AFP PHOTO / ZACH GIBSONZACH GIBSON/AFP/Getty Images

Professor of Philosophy and Christian Practice at the Union Theological Seminary Cornel West speaks during a press conference calling for Congress and the US Department of Justice to launch a federal investigation into the hiring and promoting practices of United Airlines at The National Press Club September 15, 2016 in Washington, D.C. A group of African American pilots have pursued legal action against United Airlines and their civil rights claims are pending in federal court for the company's treatment of African Americans. / AFP PHOTO / ZACH GIBSONZACH GIBSON/AFP/Getty Images

Woody Fountain, the first African-American pilot hired by Northwest airlines, speaks during a press conference calling for Congress and the US Department of Justice to launch a federal investigation into the hiring and promoting practices of United Airlines at The National Press Club September 15, 2016 in Washington, DC. A group of African American pilots have pursued legal action against United Airlines and their civil rights claims are pending in federal court for the company's treatment of African Americans. / AFP PHOTO / ZACH GIBSONZACH GIBSON/AFP/Getty Images

Retired Fedex Captain and former President of OBAP, Clovis Jones speaks during a press conference calling for Congress and the US Department of Justice to launch a federal investigation into the hiring and promoting practices of United Airlines at The National Press Club September 15, 2016 in Washington, DC. A group of African American pilots have pursued legal action against United Airlines and their civil rights claims are pending in federal court for the company's treatment of African Americans. / AFP PHOTO / ZACH GIBSONZACH GIBSON/AFP/Getty Images