YouTube said last week it was further cracking down on content on the platform and removing videos "alleging that a group is superior in order to justify discrimination, segregation or exclusion."

However, accounts featuring white supremacists, white nationalists, and alt-right leaders, including former KKK leader David Duke, were still found on YouTube on Wednesday, CNN reports.

YouTube says that "enforcement will take time," and that its policies indicate a channel has to get three strikes (videos removed) within a 90-day period in order to be removed.

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A week after YouTube said it was cracking down on videos glorifying Nazi ideologies and other extremist beliefs, channels showing prominent white supremacists and white nationalists were still up on the video-sharing platform.

CNN reported Tuesday night that accounts belonging to two of the most notable alt-right figures — former KKK leader David Duke and white nationalist Richard Spencer — were up on YouTube.

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