Central Election Commission of the Russian Federation has denied registration to Boris Nadezhdin as a candidate in the presidential elections. He was recently considered the “main competitor” to Kremlin leader Vladimir Putin in the voting, according to Meduza. The commission denied Nadezhdin due to a lack of signatures collected. Overall, as assured by the commission, the working group accepted 104,734 signatures in support of Nadezhdin. “The genuine signatures for Boris Nadezhdin are recognized as 95,587 (9,147 are invalid),” the commission’s statement said. In turn, the politician called thi…