A Ukrainian model is suing the Cannes Film Festival alleging that she was assaulted when a security guard put her in a “bear hug” on the red carpet, according to reports. Sawa Pontyjska, a presenter for Fashion TV, said the incident happened May 21 when she was “brutally” restrained by the female guard as she tried to enter the premiere of the film “Marcello Mio,” the BBC reported. She posted a video of the encounter on her social media accounts. “I was trying to escape from this lock. I went down and I started to run away on the stairs because it was the way back [out],” she told the BBC. “Sh…