UPDATE: Ex-KKK leader David Duke registers to run for U.S. Senate

FILE - In this May 29, 2004, file photo, former Ku Klux Klan leader David Duke speaks to supporters in Kenner, La. Duke said he plans to run for U.S. Senate in Louisiana. Duke's announcement came Friday, July 22, 2016, on his website. (AP Photo/Burt Steel, File)

BATON ROUGE, La. - Former Ku Klux Klan leader David Duke, an avowed white supremacist, officially signed up Friday to run for U.S. Senate in Louisiana.

"The climate of this country has moved in my direction," Duke said as he walked in to register.

Duke's candidacy comes as the state is grappling with deep racial tensions after the shooting death of a black man by white police officers and the killing of three law enforcement officers by a black man. It also comes one day after Donald Trump accepted the GOP nomination for president.

In a video released on his website before he signed up, Duke said, "I'm overjoyed to see Donald Trump and most Americans embrace most of the issues that I've championed for years.