Earlier this week news broke that Lyoto Machida had been pulled from his UFC on FOX 19 scrap with Dan Henderson after admitting to using banned substances during a random out-of-competition drug test.
Now, with less than 24 hours until fight night, Islam Makhachev has been reportedly pulled from his fight with Drew Dober after he was flagged for using banned substances as well.
Ariel Helwani broke the news, however the UFC has yet to make an official statement on the matter.
Tomorrow's Makhachev vs. Dober fight is off, per sources. I'm told Makhachev was flagged for a banned substance. …
— Ariel Helwani (@arielhelwani) April 15, 2016